Buster was shocked. His very own family, who’d brought him up from a tiny puppy, wanted to get a cat! A namby-pamby, tip-toeing, sardine-eating cat!

“What about Buster?” he heard Ruby ask.

“He’ll just have to get used to it,” said her mother.

Poor Buster is horrified when Tinkerbell arrives and takes his place as Number One Pet. While the family fusses over the cat, Buster does his best to get some attention. Whatever Buster does, however, just lands him in deeper and deeper trouble. Will Buster regain his position as Number One Pet?