A Halloween-themed, laugh-out-loud monster adventure in the Billy and the Mini Monsters chapter book series, perfect for newly independent readers aged 6+ and fans of Claude and Horrid Henry. It's Halloween and Billy can't wait for the village Halloween Party. There's just one problem... his Mini Monsters are at the party too! Sparkle-Bogey's in the apple bobbing, Trumpet's in a pumpkin and Gloop's playing 'Guess the Body Part'. Can Billy find his monsters before anyone else does? Or will it be up to Peep to save the day? Packed with colour illustrations, comic strips, maps and speech bubbles, with an action-packed plot, to appeal to even the most reluctant reader.