Jack's Grandpa...*wears his slippers to the supermarket*serves up Spam à la Custard for dinner*and often doesn't remember Jack's nameBut he can still take to the skies in a speeding Spitfire and save the day...An exquisite portrait of the bond between a small boy and his beloved Grandpa - this book takes readers on an incredible journey with Spitfires over London and Great Escapes through the city in a high octane adventure full of comedy and heart.Illustrated by the award-winning Tony Ross.

From No. 1 bestselling children’s author David Walliams comes his biggest and most epic adventure! Illustrated by the artistic genius Tony Ross. This is the story of a ten-year-old orphan and a 10,000-year-old mammoth…