Poster of Cast and Crew in SpongeBob SquarePants - Season 4 - Episode 20 - Karate Island

SpongeBob SquarePants - Season 4 - Karate Island (Episode 20)

Plot: SpongeBob receives an invitation to take part in a competition on mysterious Karate Island for the chance to be crowned "King of Karate. " SpongeBob and Sandy arrive at Karate Island and it turns out that it was just all a set-up to make SpongeBob buy real estate
Episode Aired On:
Friday, May 12 2006
18 years ago