Encyclopedia SpongeBobia
Encyclopedia SpongeBobia
Not to be confused with Incidental 41A.
If you were looking for the article about the character that is named "Peterson", then see Peterson.
This isn't the Chum Bucket!
— Incidental 41, "Plankton's Regular"

Incidental 41[1], also known as Baby 41,[2] Incidental BM41, and Incidental FG4, is a fish who debuts in the episode "Ripped Pants." His incidental type is currently unknown.



He is a yellow-tan-colored fish with light lavender lips and a dark lavender dorsal fin. He has white eyes with black pupils, and he has a lavender mouth. He also has light green arms and legs and he wears faded light blue shorts. His stomach is dark-yellow/green and he is very slender and skinny. In his older appearances, he had stumpier proportions, oval shaped eyes, and a rectangular detail with a button on his shorts.

Baby 41

He is a baby fish with larger eyes that have eyelashes. He also wears a diaper.

Incidental BM41/Incidental FG4

He wears a dark gray suit over a light pink dress shirt with a purple necktie.

Role in series

Incidental 41 making his most notable appearance in the episode "Plankton's Regular."

Incidental 41's model sheet from "Rock Bottom" appearing as a bus driver

Incidental 41 seems to be the most commonly used incidental character in the series. He appears to be the incidental character with the most major and speaking roles in the main series making at least one major or speaking role in almost every episode he appears in. He also has a "BABY" variant that makes a few appearances throughout the series as well. He can commonly be seen alongside Incidental 42 in many episodes and he makes his most notable appearance yet in the episode "Plankton's Regular" as a regular Chum Bucket customer named Nat. He was firstly designed to be a Snack Bar customer.

Major roles

"Ripped Pants"

He is seen at the snack bar with Incidental 42 where SpongeBob tells them about his ripped pants much to their annoyance.

"Rock Bottom"

He is seen as a bus driver when SpongeBob and Patrick accidentally board the wrong bus where SpongeBob constantly hits him with his Glove balloon by accident. He later abandons SpongeBob and Patrick at Rock Bottom.

"Walking Small"

When Plankton was speaking through his megaphone, Incidental 8 asks him if he hears anything and Incidental 41 shakes his head no. He also appears as one of the kite flyers and he receives a hotdog from SpongeBob's tongue.

"Fools in April"

He orders 2 large fries and a Jumbo Krabby Patty from SpongeBob. SpongeBob then tells Incidental 41 to turn around because he saw something, which caused SpongeBob to turn around with a smiley face on him back. Incidental 41 then turns back around and questions where SpongeBob went and SpongeBob turns around and tells him "April Fools." Incidental 41 then laughs at SpongeBob's prank and tells him it was pretty good.

"Something Smells"

He is seen in the bathroom at Reef Cinema with Incidental 31 and Incidental 30 where Patrick walks up to the three of them asking if they want to hear a bathroom joke. They then smell Patrick's bad breath and leave.

"Big Pink Loser"

He is seen at the Krusty Krab and making fun of Patrick for using a broom incorrectly asking him if he just blew in from "stupid town."

"Bubble Buddy"

He and Incidental 40 wait for Bubble Buddy to finish using the port-a-potty.

"Imitation Krabs"

He gets his drink taken by Mr. Krabs so he can use the straw to shoot Plankton out of the Krusty Krab.

"Prehibernation Week"

Sandy has him, Scooter, and Old Man Walker look inside a cave for SpongeBob, but they run out when they find out the cave is really an elephant fish.

"No Free Rides"

He is seen celebrating Incidental 73's birthday in Mrs. Puff's fantasy until SpongeBob runs them over.

"I'm Your Biggest Fanatic"

He appears as one of Kevin C. Cucumber's biggest fans in the ditch.

"The Smoking Peanut"

He was part of the riot at the Oyster Stadium that was lead by Sandals.

"Band Geeks"

He plays the trumpet after Fred and Incidental 106 crash into a blimp by twirling their flags too fast.


SpongeBob shows him his excitement over getting an assignment, much to his annoyance. Incidental 41 then tries to get on SpongeBob's nerves by goofily telling him that they will be writing eight 800 words, but it fails.

"Sailor Mouth"

He hears SpongeBob's swearing over the intercom where he suddenly stops chewing his patty.

"Artist Unknown"

When Squidward welcomes him to art class, he says "Oh, isn't this cooking?" and leaves with the rest of the class to their cooking class.

"Jellyfish Hunter"

He and Incidental 40 appear as salesmen stalking SpongeBob.

"Sandy, SpongeBob, and the Worm"

He is seen at the Krusty Krab where he demands that everyone should lock their doors in order to be safe from the Alaskan Bull Worm.

"The Algae's Always Greener"

An alternate universe version of him is seen at the Krusty Krab receiving two Krabby Patties from Alternate-Universe SpongeBob. Plankton tries to take his patties but SpongeBob said that they belong to the customer. Plankton then threatens to harm the customer until SpongeBob points at him, signaling to stop. He later complains to Plankton about Alternate-Universe Squidward's horrific attempt at cooking.

"SpongeGuard on Duty"

He tells Patrick to put his gut away because there are children at the beach. He is also one of Incidental 14's friends that happily lift SpongeBob into the air. He then appears taking one of the drinks off of SpongeBob's drink barbell while he was lifting it, which causes SpongeBob to fall to the side.

"My Pretty Seahorse"

He is given the bowl of onions by Squidward, causing him to cry.

"Just One Bite"

He is seen as the wedding announcer in Squidward's fantasy.

"The Bully"

He is seen at Mrs. Puff's Boating School where he gets disturbed by SpongeBob sorting his pencils. He also literally puts on a happy face when Mrs. Puff tells her students to put on a happy face for Flats the Flounder.

"Idiot Box"

He is seen on a soap opera, giving a box as a gift to Incidental 48. She then gives him a box as well. He also appears as the garbage truck driver that takes the box to the dumpster with Squidward inside it near the ending of the episode.

"Mermaid Man and Barnacle Boy IV"

SpongeBob shrinks him with Mermaid Man's belt after he shrinks Larry the Lobster.

"Doing Time"

He is seen working as a bank teller at a bank that SpongeBob and Patrick attempt to rob, but he ends up asking for access to SpongeBob's bank account only to find out SpongeBob has no money at all in either of his accounts.

"One Krabs Trash"

He offers Mr. Krabs $100,000 for the soda drinking hat and later at the end of the episode explains to Mr. Krabs that the hat is worthless.

"As Seen on TV"

He bumps into SpongeBob where he assumes that he is a fan due to him starring in a commercial.

"Squilliam Returns"

He is part of Squilliam Fancyson's group of friends. SpongeBob uses a cheese grater on his pants when he starts freaking out.

"Rock-a-Bye Bivalve"

He is seen where he and Incidental 48 question how a sponge and starfish made a clam.

"The Great Snail Race"

He sneaks into the announcer's box, only to be caught by the sports guy.

"Born Again Krabs"

Mr. Krabs takes his free refill away when he becomes cheap again.

"I Had an Accident"

He is seen playing Football with Incidental 42, offering SpongeBob to join them.

"Krabby Land"

He is seen as a child at the new playground going down the slide. He is later one of the many children that SpongeBob was forced to entertain as the Krabby Patty Burglar.

"Missing Identity"

He is seen at Snail-Po World Headquarters where he feels a disturbance from SpongeBob's gagging.

"The Sponge Who Could Fly"

He at first makes fun of SpongeBob's flying and later forms an angry mob with other citizens and chase SpongeBob for thinking that he is more important than them. He then appears as one of the citizens concerned about the lighthouse going out and later cheers when SpongeBob fixes it. He then appears as part of the angry mob going after a flying SpongeBob stating that they will never catch him when he starts flying over jellyfish fields. He later appears watching SpongeBob fly on top of jellyfish and is also seen at SpongeBob's pants' funeral.

"SpongeBob Meets the Strangler"

He is seen on Incidental 154's bus when the Tattletale Strangler attempts to strangle SpongeBob.

"Pranks a Lot"

He is first seen in SpongeBob Patrick's imagination where he surprisingly claims that SpongeBob and Patrick are floating in the air. SpongeBob asks him for the time and he does so but then gets frightened thinking SpongeBob is a ghost due to being invisible. After he flees, his eyes become sentient and drive away on a boatmoblie. He lastly appears near the end of the episode cheering at the Krusty Krab while seeing a naked SpongeBob and Patrick.

"Fear of a Krabby Patty"

He is seen eating with Incidental 11 on the Krusty Krab's 3rd day of nonstop service.

"Krabs vs. Plankton"

After Plankton slips where SpongeBob mops he says that if were him that slipped there he would sue Mr. Krabs for all he has got. He later appears as part of the jury.

"Good Neighbors"

He is seen as part of the angry mob as seen outside Squidward Tentacles' house after it rampaged through the Bikini Bottom.

"Selling Out"

Mr. Krabs collects a dollar from him during the "Feeling of Greed." He later appears at the Krabby O'Monday's with Incidental 42 where they get disgusted about finding out the Krabby Patties are made of garbage.

"Enemy In-Law"

He was one of the people that Plankton threw in his restaurant with his robot. When he overhears that Plankton's kidnapped him and other people to force them to eat at the Chum Bucket they leave. He also calls Plankton a little twerp. He is later seen with Fred at a funeral, paying their respects for an old woman who died.

"Mermaid Man & Barnacle Boy VI: The Motion Picture"

He pulls Pearl as the Invisible boatmobile with Mermaid Man and Barnacle Boy riding her up a mountain where he struggles to do so due to her heavy weight. He then fails to make it to the top and instead sends the four of them rolling down the mountain.

"SquidBob TentaclePants"

He orders two Krabby Patties at the Krusty Krab when Squidward and SpongeBob struggle to work while fused together. He is later seen gagging at Squidward's performance when the fused SpongeBob and Squidward was revealed on the stage.

"Mrs. Puff, You're Fired"

He is seen at Mrs. Puff's Boating School as a student however disobeys the rule of no talking and is thrown out of class by Sergeant Roderick. He later appears as a baker where he notices the cake he was baking is missing after SpongeBob's boat drives right through his bakery.

"Chimps Ahoy"

He appears as a bus driver where he mocking offers a depressed Sandy a stop to either "Quittersville," "Faliuretown," and "Loserburg."

"All That Glitters"

He overhears that someone as ordered a Monster Krabby Patty. SpongeBob walks past him while naked.

"Once Bitten"

He and Incidental 12 glare at Squidward for pretending to be a zombie and Squidward then asks him what he would like to order when he goes behind the register.


He makes fun of SpongeBob's wig with Incidental 106 and later trips him at the Reef Cinema. He lastly appears as an employee at the Reef Cinema where Incidental 42 tells him that he told him the movie was terrible after they see an angry mob chase SpongeBob and Sandy out of the theater.

"Hocus Pocus"

He is seen as a bus driver where Squidward begs him to drive him away from SpongeBob.

"Best Frenemies"

He is seen ordering a Kelp Shake at Kelpshake before Mr. Krabs.

"The Pink Purloiner"

He is seen as a bus driver where he returns Ol' Reliable to SpongeBob. He also tells his passengers that SpongeBob and Patrick do these kind of things all the time while they befriend each other again.

"Squid Wood"

He dances with Incidental 42 during Mini Squidward's performance. He is also seen repeating Mini Squidward’s dance moves after he says "Everybody dance."

"Best Day Ever"

He was seen murmuring when SpongeBob refused the show to end.

"Fungus Among Us"

He first is seen biting into an Ick infected Krabby Patty with Incidental 63 and later tries to get Gary the Snail to clean the Ick off of him first until Incidental 63 tells him it should be ladies first.

"Spy Buddies"

He is first seen outside the Krusty Krab with Incidental 106 where they hear Patrick yell loudly that he wants to be a spy. He then appears as an employee at Guppies R Us where he tells Plankton that the particular baby clothing he wanted doesn’t come any smaller than the one he has. He later appears at the Krusty Krab with Incidental 48, where he claims that he hates the original version of the song that Plankton played in order to get the customers to leave the Krusty Krab.

"Boat Smarts"

He calls SpongeBob a lunatic driver and gets into a vehicle accident caused by him.

"Krabs à la Mode"

He gets a Krabby Patty shot right into his mouth and also appears entering the Krusty Krab swimming pool near the end of the episode.

"Roller Cowards"

He is seen as the bus driver that drives SpongeBob and Patrick to Glove World! He also appears working at the Glove World! entrance gate where he finds SpongeBob and Patrick's tickets in their back pockets. He then is seen as the operator of The Mitten.

"Money Talks"

He gets grossed out by Mr. Krabs smelly armpits during "If I Could Talk to Money."

"Slimy Dancing"

He asks if SpongeBob is hurt when he sees Squidward doing ballet from inside SpongeBob during the show.

"The Krusty Sponge"

He first appears at the Krusty Krab near the beginning where he was about to order something from Squidward until all the order tickets stuffing the window explode all over his face. He later appears in the SpongeBob themed train with Incidental 47 where he claims that he didn’t pay to watch an exhausted SpongeBob take a nap, he and Incidental 47 then start an angry mob against him but SpongeBob manages to escape them. He was then seen as one of the customers who were poisoned by Spongy Patties and two poisoned Incidental 41s also appear in the jury that find Mr. Krabs guilty.

"Sing a Song of Patrick"

He appears as a pilot flying a plane with Incidental 42, where the two of them retreat from the plane in order to avoid hearing "Twinkle, Twinkle, Patrick Star." He also is seen as a cotton candy salesman where he tries to sell cotton candy to the angry mob.

"A Flea in Her Dome"

He appears as a bus driver where he angrily tells SpongeBob that he has a "no singing" policy when he was about to sing a song for Sandy.

"The Krusty Plate"

He is seen exiting the Krusty Krab with Incidental 104 at the beginning of the episode and Mr. Krabs calls them "deadbeats" from behind their backs.

"Goo Goo Gas"

Plankton turns him into a baby with Incidental 47.

"Le Big Switch"

He appears as a Fancy! customer where SpongeBob swipes his Krabby Patty away from him.

"Atlantis SquarePantis"

He is seen admiring Squidward’s posing in his thought bubble.

"Mermaid Man vs. SpongeBob"

He is Perch Perkins camera man.

"Pest of the West"

He first appears in 18th century times with Incidental 64 where Patrick Revere warns the two of them about the mollusks that were coming. They find him crazy and then end up being chased away by the mollusks that Patrick Revere spoke of. He later appears in Dead Eye Gulch at the Krusty Kantina as one of the cowboys singing "Dead Eye" with Pecos Patrick. He also appears as a photographer that takes a photo of SpongeBuck SquarePants and his pals at the end of the story.

"What Ever Happened to SpongeBob?"

He is seen in the line at a game store at New Kelp City in a sleeping bag where he gets frightened and runs away from the bubble CheeseHead blew along with the others in the line. He later appears out of a manhole and starts blowing bubbles after CheeseHead gets rid of The Bubble Poppin' Boys. He thanks CheeseHead for getting rid of them as well.

"The Two Faces of Squidward"

He claims that he wants handsome Squidward’s eyelids when he walks out of his house.


On a windy night he and Incidental 45 are leaving a Diner when their leftovers blow away in the wind. He is then seen getting blown into the Krusty Krab by the wind and bumps into Incidental 64 while Mr. Krabs was calling SpongeBob.

"Banned in Bikini Bottom"

He shoves Incidental 40 while waiting in the line for the Secret Krusty Krab and they end up arguing about what shoving means. He also appears as a member of the SWAT Team employed by Al Gristlepuss.

"Stanley S. SquarePants"

SpongeBob shows Stanley a picture in his house of him serving food to Incidental 41 at the Krusty Krab.


He yells "Boo!" when SpongeBob rescues Patrick from the lion fish.

"Suction Cup Symphony"

He is shown to be the drummer of the Bikini Bottom Symphony Orchestra.

"Not Normal"

He tosses his paper Krabby Patty onto Mr. Krabs' nose.

"The Splinter"

He asks Squidward that he ordered a couple of Krabby Patties and wonders when they would be out.

"Slide Whistle Stooges"

He is seen being stitched shut at the hospital by Incidental 116.

"A Life in a Day"

He watches Larry the Lobster do daredevil tricks and asks him what he his secret is. He later appears as an operator at A No. 1 Wreckers.

"Sun Bleached"

He is seen with tanned skin at Goo Lagoon with Incidental 45 and pours tan accelerator on his body that turns him into bacon.

"Giant Squidward"

He asks Giant Squidward to dust his attic as an act of kindness. He later sneezes and all the citizens of Bikini Bottom tell him bless you except for Giant Squidward, which makes the mob angry at him again for not telling him bless you.

"No Nose Knows"

He appears at a table with a plate of pastries at a bakery with Fred.

"Plankton's Regular"

His most notable appearance where he is named Nat throughout the episode, he feigns enjoyment of Plankton's chum in order to fulfill a deal with Karen, Plankton's wife. He is shown to live in a mobile home and apparently possesses great acting skills, as he manages to fend off SpongeBob's persistent attempts to give him a Krabby Patty. However, one can foresee the ending when Nat is forced to taste Mr. Krabs' Krusty Chum and he proclaims that it is the second foulest thing he has ever tasted. The audience can infer that the foulest thing is actually Chum, and Mr. Krabs has thwarted him in that area of food service as well. At the end of the episode, Nat breaks the news to Plankton and cuts off the deal with Karen, returning the money that she had given him to eat at the Chum Bucket. He is last shown being carted off by medical staff members to have his stomach pumped, which he claims will be the third time he will have visited the doctor on account of Chum.

"The Krabby Kronicle"

Mr. Krabs asks him if he is interested in reading the Examiner. He replies by saying that nobody reads the Examiner and that the Bottomfeeder is the newspaper that's really selling.

"SpongeBob SquarePants vs. The Big One"

He and Incidental 42 appear on surfboards at Goo Lagoon where Mr. Krabs tries to offer Krabby Patties to them. He later appears on a beach blanket with Incidental 45 where Sandy's helicopter nearly crashes into the two of them.

"Porous Pockets"

He is seen hanging out with SpongeBob after he gains a lot of money where he tells Patrick that he can buy and sell him with the amount of money he has.

"Choir Boys"

He is seen at Bikini Bottom Men Choir.

"To SquarePants or Not to SquarePants"

SpongeBob tosses his and Incidental 104's food onto their table, impressing Squidward.

"Professor Squidward"

He appears as one of the police officers arresting Squidward for impersonating Squilliam.

"Gullible Pants"

He is seen at the Krusty Krab with Incidental 8 where he tells her next time he will choose where they eat when SpongeBob gives then trash.

"No Hat for Pat"

SpongeBob covers his eyes with his and Incidental 40's fins when he sees Patrick going up to the high diving board. He later angrily claims that he wanted to see two guys get maimed after he sees Patrick and Squidward fall from the high dive board, which causes all the customers to demand a refund.

"Sand Castles in the Sand"

After Patrick accidentally gets sand in Incidental 31's sandwich, Incidental 41 jokingly tells him that's why they call it a "SANDwich" and then chokes on some sand.

"Chum Bucket Supreme"

He parks at the Chum Bucket with Incidental 106 due too there being no parking spaces at the Krusty Krab. The two of them later constantly appear at the Chum Bucket talking about how much they love the slogan, despite the food being terrible.

"Truth or Square"

He appears at a bus stop with some other fish until he hears SpongeBob singing "Oh, Krusty Krab" and heads towards the Krusty Krab.

"Someone's in the Kitchen with Sandy"

He laughs at a naked Sandy with Incidental 42 and Incidental 108.

"The Inside Job"

His face is touched by SpongeBob due to him being blind, thanks to Plankton.

"Greasy Buffoons"

When Incidental 40 tells the customers at the Chum Bucket about the Deluxe Krabby Patties sign at the Krusty Krab, Incidental 41 constantly asks him where the sign is located. He later notices the sign for Ultra Chummy Patties at the Chum Bucket with Incidental 40 and Incidental 42.

"A Pal for Gary"

He appears as a sheriff in the show Gary the Snail was watching and the Fish cowboy informs him that he caught the robber.

"SpongeBob's Last Stand"

He is first seen driving a car during the song "Give Jellyfish Fields a Chance" with SpongeBob and Patrick protesting on top of it, causing him to zoom away to get them off of his car. He is also seen eating a ham on rye sandwich as well as appearing as one of Buxton's servants during the song as well. He is then seen during the end of the song and destroys Patrick's tambourine making SpongeBob believe that he has a dislike for tambourines.

"The Play's the Thing"

He is seen having his arm chewed by a hungry Incidental 40 when the stage lights come on and he gives him some salt to go with it. He later complains about his Krabby Patty not having any ketchup and Squidward then squirts ketchup all over his face. Mr. Krabs then demands Squidward to get him a fresh patty with ketchup and to charge him again. He is then seen complaining to Squidward about not getting his Krabby Patty with Incidental 107 and a bunch of other customers eventually come to join them. He then becomes amazed by Incidental 107 tossing his patty at Squidward and decides to buy one so he can toss one at him himself.

"Rodeo Daze"

He is seen being captured by a Superb Bubble.

"The Cent of Money"

He accuses Mr. Krabs of stealing his change from his pocket using Gary the Snail but Mr. Krabs denies this and claims he found the change on the floor. Mr. Krabs later watches him plunge his fin into his bucket of coins at the Fun Arcade.

"The Monster Who Came to Bikini Bottom"

In SpongeBob's flashback, he tells Squidward, Mr. Krabs, and SpongeBob that their ice machine is broken. Although Squidward and Mr. Krabs could care less but when he told SpongeBob, he started freaking out. At the end of the episode he receives his ice cubes in his drink due too Rrarrg throwing them to the Krusty Krab. He is also one of the police officers in the episode that was ordered to keep Rrarrg captive and later run him out of town.

"The Curse of the Hex"

He gets sucked into a tornado from the storm due to having an umbrella.


He opens the Krusty Krab door for Incidental 45 which irritates Squidward due to getting his fingerprints on the glass. He also watches Mt. Bikini erupt with Incidental 37B as well as being one of the fish who carry Squidward to the volcano to toss him inside.

"The Great Patty Caper"

He appears as a railroad dispatcher where SpongeBob and Patrick signal him on the radio for help while they were on the runaway train. He claims that the train is going to head straight for the Rest Home and he then realizes that the train will hit the train depot that he is currently in and the train does so shortly and destroys the depot. He then warns SpongeBob and Patrick about the twisted trestles coming up before he flies off the train.

"That Sinking Feeling"

He is shown to be one of the miners at the end of the episode.

"Buried in Time"

He brings a toaster to put into the time capsule and Squidward charges him five dollars for a contribution fee.

"The Abrasive Side"

He appears as one of the fish who cut in front of SpongeBob at the bus stop line.


He is shown leaving the Krusty Krab due to SpongeBob singing Musical Doodle.

"The Masterpiece"

SpongeBob comes between him and Incidental 40 at the Sea Chicken Shack line.

"Whelk Attack"

When SpongeBob and Patrick were desperately trying to enter the Krusty Krab, thinking that the doors were locked, Incidental 41 casually enter the Krusty Krab, making SpongeBob and Patrick discover that the doors weren’t locked at all.

"Tunnel of Glove"

He is seen as an employee at Glove World operating the Tunnel of Glove where he tells Pearl that she is unable to ride with her friends due to the cars only being for two people, so he has her ride a car with SpongeBob instead. He also appears as a police officer near the ride entrance during Perch Perkins' news report. Patrick also stands on his and Incidental 45's head while speaking to Policeman 2.

"Krusty Dogs"

SpongeBob places a balloon inside his Krusty Dog that later blows up and explodes, ending the big sale of Krusty Dogs.

"Big Sister Sam"

He is seen playing horseshoe toss with Clint where he congratulated Clint for SpongeBob being tossed onto his tossing pole. Clint then gives his credit to Sam Star since she was the one who launched him onto it. He was named Tucker in this episode.

"Squidward's School for Grown-Ups"

He drives his boatmobile past SpongeBob and Patrick during their "game."

"Oral Report"

He appears as one of the ravenous customers at the Krusty Krab at the beginning of the episode. He also appears as one of the students in Mrs. Puff's Boating School watching SpongeBob struggle to give his oral report, and SpongeBob then sees his underwear through the underwear goggles.

"Sweet and Sour Squid"

He is seen throwing fruits and vegetables at Squidward because of his bad clarinet playing. He later appears watching SpongeBob and Squidward chase Plankton with Squidward's clarinet.

"The Googly Artiste"

He first buys a piece of Patrick’s new art from him and then buys a Krabby Patty from Mr. Krabs for Patrick to turn into art at the end of the episode.

"A SquarePants Family Vacation"

He is one of the musicians that the Giant fruit fly lifts during SpongeBob and Patrick's Above the Road song.

"Ghoul Fools"

He runs out of the Krusty Krab after Ted calls SpongeBob and Patrick insane.

"Barnacle Face"

He and Incidental 40 leave the Krusty Krab because of Pearl's crying.

"The Way of the Sponge"

He appears as a piano player while SpongeBob was balancing on Sandy's wheel.

"The Krabby Patty That Ate Bikini Bottom"

He is seen as a police officer giving a parking ticket to a boat before he can place the ticket on the boat the Giant Krabby Patty eats the boat but spits out the engine leaving him to put the ticket on the engine.


He pays Mr. Krabs admission at the end of the episode to see the Fiasco.

"Are You Happy Now?"

He is seen as a band member in the orchestra where he accidentally launches his violin bow into Squidward's eye.

"Planet of the Jellyfish"

SpongeBob squirts his Jellien clone with mayonnaise, defeating it.

"Free Samples"

He is first seen getting food poisoning from eating a sample of Plankton's chum and then appears when Incidental 46 tells him that Plankton is giving away free Krabby Patties. He later on appears trying a "new" Krabby Patty with Incidental 46 which has their heads morph into human arms and high five each other, he and Incidental 46 then give SpongeBob their life savings. He also appears as a helicopter pilot give a very huge bag of money to SpongeBob for "new" Krabby Patties.

"Karen 2.0"

He and Incidental 150 appear alongside Karen at the Krusty Krab register while Karen 2 was trying to enter the Krusty Krab. He also appears at the end of the episode where Squidward takes his order while disguised as Karen 2.

"Glove World R.I.P."

While SpongeBob poses as a Glove World! mirror, he looks into the fake mirror and SpongeBob morphs himself into him which amazes Incidental 41. He is later seen as one of the fish that Patrick chases out of Glove World!


He appears near the Krusty Krab cash register where he at first becomes concerned about the noise SpongeBob was making in the kitchen but then decides to leave the Krusty Krab when he finds out SpongeBob is sick.


His food and drink get knocked over by Gary who has come to the Krusty Krab to ask SpongeBob for Snail Bites. He then advises SpongeBob to go to the Snail Bites factory to try getting Gary more Snail Bites.

"For Here or to Go"

He guesses that there are 42 bun seeds in the jar after looking at it carefully.

"Chum Fricassee"

He appears at the Chum Bucket with Incidental F3 where Squidward serves them their Chum Fricassee. He later appears with Incidental F3 at the Chum Bucket again where Squidward was about to serve their Chum Fricassee to them until Grandma Tentacles arrives.

"The Good Krabby Name"

He walks right past SpongeBob while he was handing out flyers to eat at the Krusty Krab.

"Move It or Lose It"

He is part of the mob and questions Mr. Krabs about why his Patties are dangerous according to Plankton’s flyers. But SpongeBob suddenly says that it’s because their dangerously delicious and he and the rest of the mob fall for this. He later pays Plankton a thousand dollars for his stench vision goggles and also flips a boatmobile over when he hears Plankton yell "free money."


He is seen trapped in a boat at Boating School with Mrs. Puff trying to get him out and Patrick Man thinks that Mrs. Puff is stealing the boat that he is trapped in and has her trapped under a net. The cops then come to arrest Mrs. Puff due to believing that she was a boat thief. He then yelps out "help" when the cops leave with Mrs. Puff.

"License to Milkshake"

He is seen wanting to purchase a milkshake after seeing SpongeBob successfully make a milkshake for Incidental 40.

"Squid Baby"

When baby Squidward scribbles all over his face He yells "My face! My face! Also my leg, but mostly my face!" making a reference to Fred's catchphrase "My leg!."

"Little Yellow Book"

He is seen gnawing on part of a table with the other ravenous customers and then becomes amazed with Incidental 31 when they receive their Krabby Patties from SpongeBob. Later when Squidward reveals that SpongeBob named his spatula Fifi, Incidental 9 tells him that SpongeBob named his spatula Fifi and Incidental 41 then tells Incidental 107 this as well. He then realizes that Squidward was reading SpongeBob's diary to them when they see SpongeBob run out of the Krusty Krab crying. He lastly appears near the end of the episode where he has several other Bikini Bottom citizens toss tomatoes at Squidward. SpongeBob tries to tell Incidental 41 that he only read his work diary and Incidental 41 then points out that Squidward was reading SpongeBob's personal diary which upsets SpongeBob and causes Incidental 41 and the other citizens to toss their tomatoes at Squidward.

"Bumper to Bumper"

He glares at SpongeBob and Mrs. Puff while driving his boatmobile due to their reckless driving when he passes by the Highway Speed Patrol.


He appears as a security guard at the Bank during the Light blue cellmate's flashback where he watches the bucket of chum the cell mate tossed into the bank. He also appears as one of the police officers that was hiding in the Krabby Patty secret formula safe so they could arrest Plankton and the other prisoners at the Krusty Krab.

"Evil Spatula"

He aggressively tilts his head to the side due to being impatient about receiving his order. He then nearly breaks the cash register right before SpongeBob brings out a plate of patties.

"It Came from Goo Lagoon"

He is seen floating in a life preserver at Goo Lagoon where Patrick bounces on top of him with a goo bubble, shortly plunging him under the lagoon. He later appears where he, Incidental 37A, and Incidental 48 demand Mr. Krabs to give up the Krabby Patty formula to Plankton or he will pop the giant goo bubble as well as seen getting goo cleaned off of him from a bubble giant at the end of the episode.

"Safe Deposit Krabs"

He is seen as security guard at the Bank of Bikini Bottom Bank with Incidental 42 where they kick Mr. Krabs out of the bank twice by the request of Incidental 7. He is also the one who was responsible for trapping Mr. Krabs in the safe by closing his private safe when he finds it open, as well as shoving Krabs inside. He also kicks SpongeBob and Mr. Krabs out of the bank near the end of the episode by the request of the Bank manager.

"Plankton's Pet"

He says "aww" with Incidental 48 and Incidental 106 whenever Plankton shows affection for Spot.

"Don't Look Now"

He, Incidental 40, and Incidental 45 appear at the movie theater watching Fisherman 4: Attack of the Hook where they constantly get disturbed by SpongeBob and Patrick's reactions from the movie.

"Séance Shméance"

He becomes impatient when Old Man Jenkins orders a Rusty on Rye at the Krusty Krab.

"Kenny the Cat"

He appears as a football player on television where Kenny the Cat charges through him. He also tells SpongeBob and Patrick who were waiting for Kenny the Cat after hours that Kenny will not be at Bikini Bottom until 10 in the morning, SpongeBob tells him that he is aware of that and Incidental 41 just walks away saying that it is hopeless for them to wait for that long.

"SpongeBob You're Fired"

He is seen at the Krusty Krab with a poorly cooked Krabby Patty from Mr. Krabs where he angrily claims how anyone can serve this kind of slop and says he will never eat at the Krusty Krab again.

"Lost in Bikini Bottom"

He is seen in the Krusty Krab with Incidental 22 where SpongeBob hugs them when he arrives at the Krusty Krab.

"Tutor Sauce"

He is seen at Krusty Krab with Incidental 48 where he reveals to Mr. Krabs that the buns of his Krabby Patty are made of Krabby Patty meat and that the patty costed him the same price as a regular Krabby Patty. He is later seen driving his boatmobile down a one way street where he crashes into the Krusty Krab due to SpongeBob driving the opposite way.


Patrick has him deliver a box of snails to SpongeBob and Incidental 41 thanks SpongeBob for taking care of them.

"The Sewers of Bikini Bottom"

He is briefly seen flushing a toilet at the Krusty Krab Stadium. He is also seen as an employee at the sewer control center of the stadium and tells Charlton Hawkfish that every tunnel is flooded except for the reducer pipe.

"Larry's Gym"

He offers Larry the Lobster donuts but Larry tells him not to bring donuts into the gym.

"Married to Money"

He is the pastor at Mr. Krabs' and Cashina's wedding.

"Salsa Imbecilicus"

He is seen as an idiot on a bicycle riding it on the ground in a circle constantly.

"Out of the Picture"

He asks Squidward for some ketchup.

"Feral Friends"

He gets stopped by the Highway Speed Patrol officer in his car and they later devolve into realistic fish by Neptune's moon.

"Cave Dwelling Sponge"

He along with other customers at the Krusty Krab complain to Squidward about the Krabby Patties Spongy Spongy made and throw Squidward in the kitchen. Spongy Spongy later hits Incidental 41's behind while he and the other customers flee out of the Krusty Krab.

"Larry the Floor Manager"

He is seen at the Krusty Krab and later he teams up with SpongeBob to take back the Krusty Krab from Larry.

"Chatterbox Gary"

He is seen walking his worm only for his worm to go and beat up Squidward.

"High Sea Diving"

He and Incidental 104 receive a vacuum cleaner from the Great Pacific garbage patch and use it as a car.

"My Leg!"

He is seen at the morgue at the Bikini Bottom Hospital with his brain being shown and participates in Fred's My Leg Is In Love! song.

"Goons on the Moon"

He is seen walking in Bikini Bottom while the water is slowly getting drained and tips his hat off when he sees Incidental 14.

"The Ballad of Filthy Muck"

He is seen reading a newspaper at the Krusty Krab causing SpongeBob to find out about Filthy Muck.

"Stormy Weather"

He tells Gale Doppler that his weather report was wrong for the first time.

"The Krusty Bucket"

He is at the Krusty Bucket eating a Krabby Patty and claims that it tastes even better than usual. He asks SpongeBob what's inside it and SpongeBob tells him there is a pinch of chum added into it.

"Senior Discount"

He is seen at the Krusty Krab with Incidental CM20 where the get disturbed by Old Man Jenkins.

"Jolly Lodgers"

He appears as the announcer at the Jellyfish convention where he announces the jellyfish mascot hunt.

"A Place for Pets"

He is first seen at the Krusty Krab with Incidental 42. He then sneaks into the Krusty Krab in a worm costume in order to eat a Krabby Patty due to the Krusty Krab currently being a place only for pets.

"SpongeBob's Road to Christmas"

He is seen exchanging Christmas gifts with Incidental 65 at the Krusty Krab.

"There Will Be Grease"

He burns two stacks of money with his torch during the riot at the Dr. Krabton's headquarters.

"Food PBFFT! Truck"

He is seen standing in an open space with other Bikini Bottom citizens where SpongeBob and Squidward attempt to pull their food truck up to them until a taco truck arrives and pushes them away.

"Say Awww!"

He appears as a Glove World! employee where scolds SpongeBob for entering the amusement park without purchasing a ticket. He then sees Q.T.-π and says "awww" which causes the robot to form into a monster and eat him.

Major roles in Kamp Koral: SpongeBob's Under Years

"Game Night"

He appears on the box cover for the Slot Boat Racers game.

Major roles in The Patrick Star Show

"The Yard Sale"

He appears as a customer at the yard sale that lacks eyes and teeth so he tries to buy a pair of glass eyes and false teeth from the yard sale but GrandPat Star snatches them from him.

"Who's a Big Boy?"

He is one of the citizens that Patrick grabs when an army of tanks approach him. He is also one of the soldiers that help Patrick return to normal size.

"Patrick's Alley"

Baby 41 appears as one of the babies that Patrick and Squidina were assigned to babysit throughout the episode while Incidental 41 is seen paying Patrick and Squidina for babysitting near the end of the episode.

Major roles in shorts

"Anything for Baby"

He appears as the bus driver driving the bus.

Major roles in movies

The SpongeBob SquarePants Movie

In SpongeBob's dream, he appears as a customer named Phil who ordered a Krabby Patty. However, there is no cheese on the patty, causing mayhem. He is trapped inside the Krusty Krab with police surrounding the scene. SpongeBob arrives at the scene to save the day and carefully places a slice of cheese on the Krabby Patty. SpongeBob then carries him outside to reveal that the cheese was finally added, resulting in the customers lifting him up and congratulating him before he wakes up.

Major roles in games

Drawn to Life: SpongeBob SquarePants Edition

His western variant appears as a template for DoodlePants. Several duplicates of him and Incidental 14 also appear as NPCs at Bikini Bottom.

Bikini Bottom Mysteries Search

His suit wearing and dress shirt wearing variants appears as suspects in the game.


  • His design is similar to Incidental 154, except that his dorsal fin is smoother and he is colored differently.
  • He was incorrectly labeled as Incidental 14 in the storyboard for "Mind the Gap."[3]
  • In a deleted scene of the episode "Big Pink Loser" and in the episode "Plankton's Regular," it is revealed he lives in a trailer.
  • In Bikini Bottom Mysteries episode 4, Incidental 41 is named Nat Peterson which is two of his one time names used in the series with "Nat" from "Plankton's Regular" and "Peterson" from "Missing Identity."
  • Incidental 41 has been known to have some well known memes.
    • The scene from the episode "The Algae's Always Greener" when Incidental 41 shows Plankton a poorly cooked Krabby Patty to Squidward has become a well known meme known as "What? It's just an ordinary Krabby-oh my goodness! Squidward!" This meme is mainly used for sudden things that people have not seen coming from an ordinary object until they are given a closer and more detailed look of it.
    • The scene from the episode "Plankton's Regular" where Incidental 41 (named Nat in that episode) went down a underground tunnel that said it was a shortcut to the Chum Bucket, but ends up arriving at the Krusty Krab instead as a trick has became a well known meme known as "This isn't the Chum Bucket!" This meme was mainly used in YouTube videos where Nat would end up in other random places through the underground tunnel other than the Krusty Krab.
  • In "Move It or Lose It," he had a very similar voice to Patrick when he flips a boatmobile.

Incidental 41's first medieval variant

Incidental 41 (left) and Incidental 41A (right)

  • He has an alternate model of his medieval variant from "Dunces and Dragons," Incidental 41A, who has a very similar appearance to Incidental 41 but also a few differences as well. With them being Incidental 41A's more oval body shape, his slightly shorter lips, lack of gills on the side of his head, and the lack of lines on his arms and legs.



What is Nat Peterson Hiding?! 👀 Bikini Bottom Mysteries Ep. 4 Nick