Encyclopedia SpongeBobia
Encyclopedia SpongeBobia
Not to be confused with Fred, Incidental 37A, Incidental 99, or Incidental 107.
If I see the words "Krusty Krab" one more time, I am going to scream.
— Incidental 106, "The Good Krabby Name"

Incidental 106[1][2][3] is a fish who debuts in "Valentine's Day." His incidental type is currently unknown.


He is a long and skinny brownish-gray fish with a light brown-gray fins and lips. He wears light blue pants and a black belt with a silver belt buckle on it. In his older appearances, his arms were colored brownish-gray like his body.

"B"/"BM" Incidental

He wears a dark gray suit and pants and his arms are longer.

Role in series

Incidental 106's legs damaged by a piano.

Incidental 106 is a very commonly used incidental character in the series. He has several major/speaking roles as well as minor/non-speaking ones. He was firstly designed to be a patron at the Valentine's Day Carnival.

Major roles

"Valentine's Day"

He is part of the crowd that was cornered by Patrick at the Valentine's Day Carnival pier during his tantrum.

"Band Geeks"

He appears as a flag twirler with Fred on Squidward's second day of band practice. Squidward tells the twirlers to twirl their flags faster which causes them to propel to the sky and crash into a blimp, making it explode. He is later seen in an argument with Larry the Lobster during the band riot until Incidental 13 hits him with a drum.

"Jellyfish Hunter"

Fred puts jelly on his Krabby Patty and he then eats it.

"SpongeGuard on Duty"

He appears as one of the fish going to the tanning booth with Larry the Lobster.

"Mid-Life Crustacean"

He is one of the children at Bunny Buns chanting "Can you feel it Mr. Krabs?"

"Krabs vs. Plankton"

He is part of the jury.

"Selling Out"

Mr. Krabs collects a dollar from him during the "Feeling of Greed."


He appears in Bikini Bottom with Incidental 41, laughing at SpongeBob's wig.

"Best Frenemies"

He is seen having a Kelp Shake with Incidental 108 at the Krusty Krab.

"Best Day Ever"

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

"The Gift of Gum"

He is one of the fish that becomes trapped inside Gummy but gets freed by SpongeBob.

"Spy Buddies"

He appears outside the Krusty Krab with Incidental 41 where they hear Patrick loudly yell that he wants to be a spy.

"Boat Smarts"

SpongeBob crashes through his boatmobile while going the wrong way.

"Slimy Dancing"

He is first seen as contestant 65 at the Recreation Center. He later appears in the show and does an unprofessional dance at the talent show and earns a low score. He later reveal that he has been "cheating" by having Incidental 24 in his pants.

"The Krusty Sponge"

He was one of the customers who were poisoned by the Spongy Patties and two poisoned Incidental 106s also appear in the jury that finds Mr. Krabs guilty.

"Atlantis SquarePantis"

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

"Picture Day"

He is seen running from the teenagers throwing ketchup filled balloons.

"Blackened Sponge"

He appears at a table with Incidental 108 when he asks SpongeBob what Jack M. Crazyfish was like.

"Mermaid Man vs. SpongeBob"

He is one of the reporters that try to get Mermaid Man and Barnacle Boy's opinions on Krabby Patties.

"The Inmates of Summer"

He appears as a prisoner of Inferno Island where he comes up with the idea to use SpongeBob and Patrick's boat stage to escape the island.

"The Battle of Bikini Bottom"

He appears as one of the blue soldiers filling their cannon with filth.

"Patty Caper"

He acknowledges SpongeBob's screaming coming from the kitchen when he discovers that the secret ingredient is missing.

"Boating Buddies"

He appears as a scientist with Weenie 2 where they attempt to shrink Incidental 154 but accidentally shrink SpongeBob, Squidward, and Mrs. Puff instead.

"Porous Pockets"

He appears as one of the fancy fish walking with SpongeBob.

"Choir Boys"

He is part of the Bikini Bottom Men's Choir.


SpongeBob tosses him into jail for having his shoes untied.

"Professor Squidward"

He appears as a student in Squilliam Fancyson's class.

"Gullible Pants"

He is one of the Krusty Krab customers that gets cornered by SpongeBob's dancing.

"Sand Castles in the Sand"

He appears in the bus SpongeBob and Patrick take to Goo Lagoon where they sit on his seat and crush him to the side with their bag of things.

"Chum Bucket Supreme"

He and Incidental 41 park near the Chum Bucket and Plankton assumes them as his customers. Though they reveal that they are only parking near the Chum Bucket because the Krusty Krab parking lot is full. They also appear together at the Chum Bucket numerous times talking about the Chum Bucket's slogan.

"Stuck in the Wringer"

He asks Squidward for a soda refill before getting his foot crushed by the cash register by SpongeBob, then he goes running around the Krusty Krab in pain, bumping into two tables, making his injury worse.

"Greasy Buffoons"

He is seen enjoying grease at the front of the Chum Bucket.

"Yours, Mine and Mine"

He and Incidental 37B become shocked when they see SpongeBob and Patrick roll into the Krusty Krab while fighting.

"A Day Without Tears"

He appears as one of the choir boys in the boatmobile.

"The Curse of the Hex"

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

"The Abrasive Side"

He asks SpongeBob if he can help carry his groceries but Abrasive Sponge refuses to help him.

"The Other Patty"

He smells the Flabby Patties from the Flabby Patty Shack at the Krusty Krab and literally disappears.

"Squidward's School for Grown-Ups"

He appears driving his boatmobile with Incidental 150 during SpongeBob and Patrick's "game."

"Sweet and Sour Squid"

He runs out of the Krusty Krab from hearing Squidward's bad clarinet playing.

"The Way of the Sponge"

SpongeBob launches his Krabby Patty onto his plate.

"Karen 2.0"

He orders a Krabby Patty with a side of coral bits from Karen, but she then scolds him due to currently being very emotional.

"Glove World R.I.P."

He is seen riding the Glove Drop with SpongeBob and Patrick.


He sneezes on his Krabby Patty near the beginning of the episode. He later appears where Mr. Krabs tosses Krabby Patties right into his and his family's faces.

"The Good Krabby Name"

He claims if he sees the words "Krusty Krab" one more time he is going to scream. Then a giant blimp SpongeBob and Patrick were riding in with the word "Krusty Krab" falls right in front of him, which causes him to scream so loud that he inhales SpongeBob and Patrick's skins and spits them out on the wrong skeletons.

"Move It or Lose It"

He tries to purchase Karen from Plankton's yard sale. Plankton at first asks him what his offer is but Karen angrily yells at him which causes Plankton to tell him she is not for sale.

"Hello Bikini Bottom!"

He asks Squidward to sign his underwear during Colonel Carper's it's High Tide Time song.

"Squid Baby"

He angrily yells at baby Squidward for acting like a baby instead of taking orders. Baby Squidward then hits his head on the cash register and starts crying. SpongeBob sees baby Squidward crying and accuses Incidental 106 for making him cry because he yelled at him. He then gets disturbed by the smell of baby Squidward's dirty diaper.


Several Incidental 106s appear as prison guards at the Bikini Bottom Jail where they fill the gap on the prison wall that Plankton made with his soap bomb with several other prisoners, they however get stuck together in the gap.

"It Came from Goo Lagoon"

He is seen at the beach playing volleyball with Sandals where Incidental 106 accidentally hits the volleyball into the bottom of Goo Lagoon. SpongeBob then gives the two a volleyball made of goo where Incidental 106 tries to serve it but ends up having himself launched into the lagoon due to the volleyball made of goo being stuck to his fin like glue. He then sinks to the bottom of the lagoon due to not knowing how to swim and is then heard thanking the goo bubble from under the lagoon.

"Safe Deposit Krabs"

Mr. Krabs watches him toss a bag of money into a safe.

"Plankton's Pet"

He says "aww" with Incidental 48 and Incidental 41 whenever Plankton shows affection for Spot.

"SpongeBob You're Fired"

He is seen at Taco Sombrero with Incidental 105 and Incidental 107 where he takes a bite from SpongeBob's Burrito Patty and ends up squirting the beans from the burrito from the sides onto Incidental 105's and Incidental 107's faces.

"Pull Up a Barrel"

He is a member of the sunburn brigade.

"Lame and Fortune"

He reads a fortune cookie that tells him he will soon injure his legs. At first he doubts it but a piano then falls right on his legs which causes him to yell "My leg!" He then happily claims that he doesn't have to do jury duty now that he has injured legs.

"Trident Trouble"

He and Incidental 45 appear as the parents of Incidental 159 where they chase the pacifier monster after it steals their baby and runs away.

"Cave Dwelling Sponge"

He accuses SpongeBob for destroying his mailbox after Spongy Spongy destroyed it.

"Plankton Paranoia"

He dizzily walks out of the Krusty Krab right before closing time.


He is one of the fish that the Chum Bucket glove squeezes out of the bus.

"Patrick's Tantrum"

He gets into a car crash from the Krusty Krab big bell's ringing and heads towards the Krusty Krab hypnotized with several other citizens.

Major roles in The Patrick Star Show

"The Yard Sale"

He is seen during Ancient Rome times holding a banner that says "Weus Lovous Moronicus!" with Incidental 6, Scooter, Incidental 47, and Incidental 73. He later appears at the yard sale trying to purchase a pair of flippers, but GrandPat Star snatches them from him.

"Pearl Wants to Be a Star"

He is part of the audience that watches Patrick and Pearl perform on Patrick's show throughout the entire episode.

Major roles in shorts

"The Story of King Neptune"

He appears as a basketball player at King Neptune's high school with Incidental 69.