'I have often wondered what I would be when I grow up, but never, never, never did I expect to be a Kangaroo!'When the wind on the moon blew straight into Dinah and Dorinda’s hearts it meant that they couldn’t help but behave badly for a whole year.Transformed into kangaroos, they terrorise the sleepy town of Midmeddlecum with glee.But what they didn’t count on was being locked in a zoo.Things get even stickier for the mischievous sisters when they learn their father has been imprisoned in a dungeon by Count Hulagu Bloot, the tyrant of Bombardy.Their poor father! Can they rescue him in time?Includes exclusive material: In the Backstory you can find out what life was like when this book was written and meet some more naughty children!