
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 becomes obsessed when he thinks that SpongeBob has found a penny; SpongeBob tries to memorize the history of boating in one night.
Squidward's prankster dad visits and brings all sorts of gags with him, much to Squidward's annoyance; Plankton tries to get a taste of the secret formula by attaching himself to SpongeBob's tongue.
SpongeBob is forced to go back to the milkshake academy when he learns that his milkshake license has expired; SpongeBob and Patrick must take care of Squidward when he reverts to being a baby.
SpongeBob tries to make a special Valentine for his best friend Patrick; SpongeBob has some fun with a piece of paper Squidward threw away.