The hotly-anticipated next novel from NUMBER ONE bestselling author David Walliams Jackâe(tm)s Grandpaâe¦ *wears his slippers to the supermarket *serves up Spam à la Custard for dinner *and often doesnâe(tm)t remember Jackâe(tm)s name But he can still take to the skies in a speeding Spitfire and save the dayâe¦ An exquisite portrait of the bond between a small boy and his beloved Grandpa âe 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.