Mr Mack's inventing career has got off to a bad start - he's been arrested! It's up to Jimmy, Robbie, Kayla and Rover the wonder-dog to: - Rescue Mr Mack from prison - Avoid the orphan catchers - Save the world from an army of stroppy slugs Will they succeed? There's only one way to find out.

 

There are 176 pages in this book. This book was published 2015 by Scholastic .

Roddy Doyle's adult novel, Paddy Clark Ha Ha Ha, a story about a ten-year old boy living Ireland, won Doyle the Booker Prize, the United Kingdom's greatest literary honor.