
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.
Mr. Krabs must pretend that he is a pirate when his grandfather comes to visit; SpongeBob discovers that Squidward is a member of a secret society and decides that he wants to join.
A strange moon turns everyone in town into wild animals, and Sandy is the only one who can save them; Patrick is sleepwalking, and SpongeBob is unable to wake him up.
Sandy and SpongeBob compete doing underwater sports; SpongeBob and Patrick visit the zoo.
SpongeBob orders fake arms; Squidward pretends to be a ghost.