Simon Growl's thrown an enormous Halloween party for everyone in Moshi Land, but where is he? Has he been kidnapped? It's up to the Moshi Monsters to solve the mystery. Moshi Monsters fans will love this spooky sticker book. Packed with monstrous challenges, awesome activities and lots of stickers! The perfect treat for Moshi Monster fans. Want more Moshi? Adopt your monster now at www.moshimonsters.com