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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.
Release date: 2006-05-12
2 votes
Season number: 4
Episode number: 20
Runtime: 11 minutes