When mild-mannered Martin Harvey finds out that he has inherited a vintage yacht, he decides to take his family on a Caribbean vacation to retrieve the vessel. Upon arriving on a small island and realizing that the ship is in rough shape, Martin and his family end up with more than they bargained for as the roguish Captain Ron signs on to sail the boat to Miami. It doesn't take long before Ron's anything-goes antics get the Harveys into plenty of trouble.

Like lots of young ladies their age, Marci and Summer have boys on their feverish brains. But the closer the girls get to their school's Spring Fling dance, the further they seem from finding dates. A desperate search for dance partners doesn't turn up any leads until the duo finds a magic ring. Aided by their newfound powers, they transform two pet rats into teen dreamboats -- with nightmarish results.