"How much mischief can an invisible cat cause? Plenty, if that cat is Squishy McFluff.... Ava and Squishy charm. Readers will wish that they had a kitty to blame their misdeeds on when they've acted…naughty." - Kirkus ReviewsAva and Squishy are up to their normal no-good when Dad whisks them off to Nana Dot's - Mum's got to go to the hospital to bring back Ava a baby sister! But Mad Nana Dot's lost her glasses so can't SEE Squishy McFluff . . . and a trip to the hairdresser's, the post office, the fishmonger all end in adorable disaster.Told in full color throughout, this is the perfect stepping stone from picture books to older fiction.