Poster of Cast and Crew in SpongeBob SquarePants - Season 1 - Episode 21 - F.U.N.

SpongeBob SquarePants - Season 1 - F.U.N. (Episode 21)

Plot: SpongeBob thinks that Plankton is evil only because he is lonely and has no friends. SpongeBob becomes Plankton's friend and plays with him
Episode Aired On:
Saturday, September 18 1999
25 years ago