The eighth novel from NUMBER ONE bestselling author, David Walliams now available in paperback!\nJacks Grandpa*wears his slippers to the supermarket*serves up Spam la Custard for dinner*and often doesnt remember Jacks nameBut he can still take to the skies in a speeding Spitfire and save the dayAn 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.\n\nAges: 9+\n\nAuthor: Walliams, David\n\nISBN: 9780008183424