
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.

SpongeBob sends away for a free toy; SpongeBob comes down with a case of contagious sea fungus.

SpongeBob goes on a desperate search after his favorite pair of underwear go missing; Baby Prunes shares the story of her days as a child star to explain why she dispises chocolate.

When SpongeBob hides the secret Krabby Patty formula in his home, Gary must protect it from Plankton; Sandy must save the day when a freak accident causes everyone in town to become as stupid as Patrick.

At night school, SpongeBob and Patrick dive into a series of classes on wildly different subjects; Plankton hires Bubble Bass at the Chum Bucket and realizes he can utilize him to get his hands on a Krabby Patty.