It's Christmas time, and Wizz is preparing for a visit from Santa! He knows he's been a good boy, but with every page you turn it seems he's getting naughtier and naughtier... It's Christmas time, and Wizz is preparing for a visit from Santa! He knows he's been a good boy, but with every page you turn it seems he's getting naughtier and naughtier ... The latest title in the amazing Do Not Open This Book series, from TV and radio personality Andy Lee, currently with over 2 million Facebook followers! Bestselling series with over 2 million copies sold worldwide and translated into over 35 languages.