20,000 Patties Under the Sea

20,000 Patties Under the Sea: SpongeBob and Mr. Krabs turn an old submarine into a mobile Krusty Krab. Not to be undone by his competitor’s new gimmick, Plankton responds with his own traveling Chum Bucket, and the two rival restaurants engage in an undersea battle complete with torpedoes, a giant sea monster and chum.