Watch Trailer
Watch SpongeBob SquarePants Season 4 Episode 20 Online
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- COUNTRIES: United States of America
- Subtitles: English
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.
