The Double Trouble Society and the Worst Curse

"After defeating the Crowood Witch and saving the day, Ivy, Maggie and the rest of the Double Trouble Society are on the lookout for their next big adventure. They won't have to wait long - there are three new kids in town and they're all behaving very mysteriously . . . The Double Trouble Society know how to handle witches but can they manage vampires, werewolves and ghosts as well?"--