2x7 - What's New, Scooby-Doo?

In this episode Scooby has to choose between going to a museam or a dog show. He chooses the dog show. While at the dog show they find that a mysterious cat creature is haunting the show. The cat creature appears during the show and while Fred, Daphne, Shaggy and Velma go fight the creature, Scooby protects the 6 pups and the mother.