When Tony the Junkman decides to retire, the kids buy his horse.; The family goes on a fishing trip; Priscilla wins an ice cream eating contest, but during a tour of the factory, she falls into a large vat of ice cream.; The kids play a trick on Priscilla to try to convince her that she's become invisible.; Priscilla gets tired when her mother has her run to the store for groceries and then run for other errands.; Priscilla builds a doghouse for Oliver.; When Priscilla can't get a rectangular mirror to hang straight, she solves the problem by buying a mirror in a round frame.