
A square yellow sponge named SpongeBob SquarePants lives in a pineapple with his pet snail, Gary, in the city of Bikini Bottom on the floor of the Pacific Ocean. He works as a fry cook at the Krusty Krab. During his time off, SpongeBob has a knack for attracting trouble with his starfish best friend, Patrick. Arrogant octopus Squidward Tentacles, SpongeBob's neighbor, dislikes SpongeBob because of his childlike behavior.
After a freak jousting accident, SpongeBob and Patrick are transported to a medieval version of Bikini Bottom.
Two familiar faces from SpongeBob's past visit; Plankton finds an unlikely ally in the sewers.
Mr. Krabs' mother starts to date; SpongeBob wants to make his own version of the "Mermaid Man and Barnacle Boy" movie.
Mrs. Puff's new substitute teacher gives SpongeBob a crash course in driving; Mr. Krabs and Plankton must work together after discovering a well of miracle-grease under their restaurants.