Encyclopedia SpongeBobia
Encyclopedia SpongeBobia
Nice wig.
— Incidental 15, "Wigstruck"

Incidental 15, also known as Incidental F15 and Dude #2[2], is an incidental character who first appears in the episode "Ripped Pants." He is classified as a "weirdo" type incidental. [3]


He is a large green fish with dark green spots, and dark green lips. He wears orange shades with blue shorts with white flower-shaped spots on it. He also has thin black feet. In his older appearances, he had slightly bigger spots.

Incidental F15

He is colored light teal with dark green lips and he wears a dark blue suit over a white dress shirt with a dark purple shirt collar. He also wears matching dark blue pants and black shoes.

Dude #2

He is a 3D video game model of Incidental 15's normal variant although his lips are colored dark blue instead of dark green.

Role in series

Incidental 15 at the Krusty Krab.

Incidental 15 has made very few notable and supporting roles in the series. He usually appears as a non-speaking incidental in the background. He also has an "F" Incidental variant known as Incidental F15 that has appeared in a few episodes throughout the series as well. He was firstly designed to be a beachgoer.

Major roles

"Ripped Pants"

He is part of the audience that constantly cheers for Larry the Lobster and Sandy's weightlifting in many shots.

"Sailor Mouth"

He is seen eating at the Krusty Krab and becomes surprised when he hears SpongeBob swearing.


He is seen making fun of SpongeBob's powdered wig and is later seen wearing a wig himself and tells SpongeBob that powdered wigs are the new cool since Ned and the Needlefish started wearing them.

"A Flea in Her Dome"

He gets sucked into Sandy's treedome with Incidental 14 and Incidental 17.

"Picture Day"

SpongeBob hides in the mailbox from him while sneaking to Mrs. Puff's Boating School.

"Not Normal"

He walks out of the Krusty Krab along with other customers because the paper Krabby Patties were not good for them.

"The Good Krabby Name"

He is shown to be part of the 2% of the Bikini Bottom population that has never eaten at the Krusty Krab.

Major roles in The Patrick Star Show

"X Marks the Pot"

He gets hit by Man Ray driving a police car on the sidewalk.

Major roles in games

Employee of the Month

He appears walking at Ray's Organic Tanning Salon. If SpongeBob walks up to him to say hi, he will act suspicious and worried for an unknown reason until SpongeBob tells him that he was only saying hi.