Ten-year-old Mallory, determined to find out what her brother Max does while spending time with his girlfriend, Winnie, spies an innocent kiss on the cheek then tells her babysitter and friends a more exciting tale. Includes a recipe for double chocolate chip cookies and directions for playing four games.

"Marge, the rainbow-haired babysitter, returns! This tiny duchess has a trip planned for Jakey and Jemina Button--and she's going to break a lot of rules along the way. In these three hilarious stories, a trip to the zoo with Marge seems like a perfect adventure. But it might turn out to be a perfect disaster! When Jakey's tooth goes missing, a train gets stopped by a ferocious beast, and a favorite orangutan can't be found, it seems as if everything...

"Meet Marge, the mischievous babysitter with rainbow hair who loves to make a mess and bend the rules ... At dinnertime Chef Marge cooks up chocolate soup, and at school Marge the Musician conducts a chaotic concert in the playground! In these three stories, Jake and Jemima have brilliant fun with their new babysitter, but will they manage to tick off all the jobs on Mummy's list?"