Wally has chicken-pox and is desperate not to miss his best friend's birthday party - and Foulpest reckon he knows exactly how to make him better. Unfortunately, though his magic medicine gets rid of Wally's spots, it has a surprise side-effect... Wally has grown a dinosaur's tail. Desperate to get rid of the tail in time for the party, it's off to the doctor, where much hilarity ensues... The second story in this volume features Wally's school trip to a haunted house - where Uncle Foulpest helps exact revenge on the school bully, by fair means or foul...

Wally just wants to be an ordinary, normal boy living an ordinary, normal life - then his uncle Foulpest comes to look after him. Foulpest is an ogre, and he has other ideas. Foulpest means well, but he just can't help causing chaos - whether it's accidentally sending Miss Nutkin through the roof at the school parents' evening or employing some very dubious elves to clean up their house in time for a sleepover...