Bad Dad David Walliams Illustrated by Tony Ross HarperCollins Children’s Books 2017 422 Pages There once used to be a preachy school of sententious Victorian children’s fiction wherein the bad boy was eaten up by a lion for his wickedness; whilst the good boy came into deserved fame and fortune, before being drawn up to heaven by God and his angels. Thankfully, kid lit had come a long way since those awful days. Bad Dad is gleefully anarchic, but no less moralistic, plentiful comic havoc notwithstanding. The “Bad Dad” of the title isn’t really bad; he’s a racing champion crippled after a horrific crash and bla...