Pond Life (1996)

Dolly bites off more then she can chew in this episode. She begines to watch a show called ""pet savers"",and ends up buying a horrific vampire hampster! She finds the animal to be mean spirited and boring,so adopts one of her nieghbors/employer's pet dashand puppies. All seems to go well at first,but soon the dog growws to it's emense size,and chaos insues!