To avoid another year with SpongeBob in her Mrs. Puff passes him with bogus extra credit and lets him have his license, but soon realizes that the consequences are beyond bad. When SpongeBob receives a new boat-mobile from his parents, Mrs. Puff attempts to steal it, and SpongeBob will stop at nothing to stop her. While at a jellyfishing fan convention, SpongeBob meets Kevin C. Cucumber, who gives him a chance to see if he can join his club, The Jellyspotters. However, SpongeBob is unaware that Kevin is only trying to make a fool out of him, but soon discovers the truth after the club attacks him with a robotic queen jellyfish.