Number One for Fiendish Fun! Join Henry in a bumper edition of mayhem with this boredom-beating collection of six of his best rainy day stories! Beat boredom on a rainy day with HORRID HENRY! This book contains six deviously daring rainy day stories about a BRILLIANT invasion, a MAD professor and a sleepover GONE WRONG! Plus loads of fun activities and jokes to keep Horrid Henry fans entertained. An irresistible introduction to reading for pleasure - the perfect gift for Horrid Henry fans everywhere.