— Pinhead Larry, "Survival of the Idiots"
Sandy references him in a dream during hibernation as a Texas outlaw, before SpongeBob and Patrick create a game where they fight over the titles of Pinhead Larry and Dirty Dan. During this fight, Sandy confronts them while sleepwalking and asks who the real Dirty Dan is.
Both his and Dirty Dan's graves are seen in this episode.
- Pinhead Larry, along with Dirty Dan, have become popular Internet memes.
- He is one of many characters named "Larry" on the show, with the others being Larry Luciano, Larry the Lobster, Lary the Snail, Larry SquarePants, and Lucky Larry.