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. Miranda Richardson has appeared in films such as THE HOURS, SLEEPY HOLLOW, THE CRYING GAME, EMPIRE OF THE SUN and HARRY POTTER AND THE GOBLET OF FIRE. TV work includes A DANCE TO THE MUSIC OF TIME, JACKANORY, Queen Elizabeth in BLACKADDER and Queen Mary in THE LOST PRINCE. She has won two Spoken Word awards for her inspired readings of HORRID HENRY AND THE SECRET CLUB and HORRID HENRY'S STINKBOMB audiobooks for Orion.

Horrid Henry is a master hypnotist, and he's delighted when he puts Moody Margaret under his spell. But will she really do whatever he asks? Full colour illustrations from the fabulous Tony Ross on every page!