David Walliams continues to take the literary world by storm. His tenth novel, BAD DAD, was an immediate number one, following the triumph of THE MIDNIGHT GANG, the biggest-selling children's book of 2016. THE WORLD'S WORST CHILDREN 2, spent four weeks at industry number one.

David's books have now exceeded 100 non-consecutive weeks at children's number one, and have been translated into 53 languages, selling more than 35 million copies worldwide.

Tony Ross was born in London in 1938. He went to art school in Liverpool and has since worked as a typographer for design and advertising agencies. His cartoons have appeared in Punch, Town, Time and Tide and the News of the World. His first book Hugo and the Wicked Winter was published in 1972. Tony has since written over 100 books and illustrated over 2000! Two of his creations, Towser and The Little Princess have been turned into TV series.

Tony lives in Wales.