Sam has wanted a dog for AGES, so when Oscar turns up on this doorstep he can't believe his luck. And when he finds out that Oscar's secret he can't believe his ears!Oscar thinks humans are silly and rather badly trained - but when the freedom of the town's dogs is under threat, Oscar's about to discover that a dog's best friend is his boy.

Alan MacDonald is the author of many books for children, including the bestselling Dirty Bertie series, which he worked on with award-winning illustrator David Roberts.