Tom Gates: What Monster?

What's that?A MONSTER?How has this scary beast escaped into Tom's sort-of-normal world?Is it one of his doodles?Is it Delia on the rampage?Or is it Mr Fullerman at full moon?All will be revealed in this book.According to Tom, it contains:MONSTERS - MYSTERY - A MUSIC FESTIVAL - MISSING STUFF.Oh, and also a very strict supply teacher who is every kid's nightmare.Is _that_ the monster?But you're not scared of monsters, are you? So don't let it put you off!