David Walliams is an international bestselling children’s author. His books (including Ratburger, Awful Auntie, Billionaire Boy, Demon Dentist, Gangsta Granny and The World’s Worst Children) have sold over 20 million books and have been translated into 53 languages. Grown-ups may know David for his work with Matt Lucas in the multi-award-winning comedy series, Little Britain.