SpongeBob wants to give up his current life to live with the jellyfish against the wishes of all his friends. But, SpongeBob learns that a jellyfish life is not an easy one.

Squidward gets so mad at SpongeBob and Patrick, he decides to sell his house. Squidward needs to get rid of his annoying neighbors so he can sell his house. He tells SpongeBob and Patrick that it is "Opposite Day." Squid hopes that they will act the opposite of what they usually are, annoying. Of course, it doesn't work out as planned.