the series follows Spongebob Squarepants, an energetic and optimistic sea sponge with a childlike enthusiasm, which carries over to his job as a fry cook at a fast food restaurant!  Squidward Tentacles, SpongeBob's next-door neighbor and co-worker at the Krusty Krab, is a grumpy and bitter octopus. He despises his job as a cashier. He is constantly annoyed by SpongeBob. Mr. Krabs, a greedy red crab, is the owner of the Krusty Krab. He normally serves as a father figure to SpongeBob. 