An accident-prone yellow sea sponge, who works in a fast-food restaurant, has adventures with his friends in the underwater city of Bikini Bottom.
Squidward gets hooked on games in 'Skill Crane', and then in 'Good Neighbour', Squidward's perfect Sunday is ruined by SpongeBob and Patrick, the Good Neighbour Club.
Mr Krabs retires and sells the restaurant in 'Selling Out', and then in 'Funny Pants', Squidward has finally had just about enough of SpongeBob's annoying laughter.
Mr Krabs' mother is dating again, and worse still the object of her desires is Plankton, in 'Enemy In Law'. Then in 'Mermaid Man and Barnacle Boy VI', the ancient super-heroes take to the big screen.
Patrick gets bumped on the head, and turns into a brilliant intellect in 'Patrick Smartpants', and then in 'Squidbob Tentaclepants', SpongeBob and Squidward get merged together!
After a freak jousting accident at a medieval restaurant, SpongeBob and Patrick are transported to a historical Bikini Bottom, where they are mistaken for great knights.
Mr. Krabs wants to give his daughter the best birthday ever in 'Whale of a Birthday', then in 'Karate Island', SpongeBob gets an invitation to take part in a competition to be crowned King of Karate.
SpongeBob's spatula breaks and needs replacement in 'All That Glitters', while in 'Wishing You Well', Mr. Krabs sends SpongeBob down in a bucket to collect coins from a wishing well.
Squidward swallows his clarinet and Sandy offers to shrink herself into a mini submarine to get it back in 'Squidtastic Voyage', then in 'That's No Lady', Patrick thinks he's a wanted starfish.
SpongeBob's favourite jellyfishing net goes missing in 'The Pink Purloiner', and then in 'Squid Wood', SpongeBob decides that if he can't hang around with the real Squidward, he'll make his own.
SpongeBob hears that a ferocious biker gang is coming to town in 'Born To Be Wild', and then in 'Best Frenemies', Mr Krabs and Plankton work together to investigate a new kelp smoothie store.