You Won´t Believe What Horrid Henry Will Do Next! Henry knows that a class sleepover at a museum can only be on thing--boring!! So he´s invited a few party crashers to liven things up...Zombie Vampires! Plus three other stories that will leave you screaming for more! If you read this book, you´ll laugh so hard milk might come out of your nose! (Find out why millions of kids around the world love Horrid Henry.)