
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.
Plankton travels two thousand years into the future and finds a few unfamiliar faces; SpongeBob, Patrick and Sandy find themselves in the middle of a long-standing feud between the Narwhals and the Planktons.
SpongeBob accidentally gives himself a black eye; Plankton brainwashes Mermaid Man and Barnacle Boy to wreak havoc on the Krusty Krab.
SpongeBob wants to catch an ultra-rare jellyfish and enlists the help of former jellyfishing champion, Kevin; on a trip to the museum, SpongeBob and Patrick teach Sandy all about Bikini Bottom's fascinating, yet questionable, history.
SpongeBob and Patrick accidentally board a ship full of prisoners; SpongeBob and Patrick find themselves left behind on one of Sandy's extreme wilderness expeditions.