Horrid Henry hates writing thank you letters. Why should he waste his precious time thanking people for terrible presents? Then he has a wonderful idea ...

Francesca Simon spent her childhood in California, and then went to Yale and Oxford Universities to study medieval history and literature. She now lives in London with her family. Tony Ross is one of Britain's best known illustrators, with many picture books to his name as well as line drawings for many fiction titles. Tony Ross is one of the most popular and successful of all children's illustrators, with many picture books to his name. He has also produced line drawings for many fiction titles.