A move star named Rock comes to town to film a new movie, and Sonja is thoroughly smitten. Heathcliff is wildly jealous, but Sonja forbids any fighting. However, when Rock is exposed as a fake - from his toupee to his false teeth - Sonja's affections return to our hero. Mungo becomes master of his very own genie when he rubs a magic milk bottle one day. But everyone wants a piece of the action - and his three wishes - as Mungo tries desperately to save his claim.