Nick won't give permission for Blossom to attend prom with one of Joey's friends.

With their dad working on a cruise ship for a week, he reluctantly leaves Blossom in charge. Things are going well until she notices Anthony's latest girlfriend, also a recovering drug addict, steal a valuable family heirloom. As Blossom laments to Six about how to tell Anthony that his girlfriend is a thief, she soon discovers bigger problems when Joey arrives home, announcing that someone stole their dad's car at the mall, only to discover that it's in the police impound lot.