Harry and the Dinosaurs First Sleepover by Ian Whybrow and Adrian Reynolds

When Harry and his dinosaurs go on a sleepover to Jack's house, they have so much fun there's no time to miss home. But when it gets dark and things go bump in the night, suddenly the dinosaurs are not so sure. Luckily, Harry has his friends to look after him and make sure they all have a roaringly good time.