Hop, skip and jump into this wonderfully curious grand tour of the world of sports, brought to you by QI Elves James Harkin and Anna Ptaszynski. From sport's weirdest rules to its most unlikely heroes, each chapter of 'Everything to Play For' is brimming with surprising facts and intriguing stories, including the psychology of football chants, comically large cricket bats, pole-vaulting priests and professional pillow-fighting.