Sheldon J. Plankton, the owner of the Chum Bucket, has been a staple of SpongeBob SquarePants since the first season. His nefarious schemes are always foiled in one way or another, and his life's ...

After Plankton turns Mermaid Man and Barnacle Boy ... them to encourage the customers of the Krusty Krab to eat at the Chum Bucket. After being enrolled in a chef exchange program, SpongeBob ...