Billy and his family are off to the seaside. The MINI MONSTERS are very excited to be going too. Soon they're building sandcastles and enjoying their picnic. It's all going so well until Trumpet is STOLEN by a seagull! How is Billy ever going to get him back? The Billy and the Mini Monsters books have now been selected for The Reading Agency's Summer Reading Challenge for three years in a row (2018, 2019, 2020). Packed with comic strips, maps and speech bubbles, with full-colour illustrations by Melanie Williamson and an action-packed plot, this series will appeal to even the most reluctant reader.