A clever new Holiday adventure in the best-selling series about the Bailey School Kids-complete with an extensive puzzle and activity section.There are some pretty weird grown-ups living in Bailey City.Eddie, Howie, Liza, and Melody have seen Joy everywhere they go. First she is climbing telephone poles, and then she is sharing recipes with the Bonsai Bakery. As the children spy on Joy, Liza puts the pieces of the mystery together and guesses that Joy is Mrs. Santa Claus.But why is Mrs. Claus repairing telephone and cable wires in Bailey City after a big blizzard? And could Santa be so worried about her than he'd forget all about Christmas? The Bailey School Kids are going to find out!