Plankton learns self-defense from Sandy in 'Single-Celled Defense', then in 'Buff for Puff', Mr. Krabs steps out of his shell and into the gym after Larry shows him up at the beach. (S14, ep 1) ...

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 ...