Judy and her friends are on the playground when Jessica Finch overhears a fifth-grader talking. What!? There s no such thing as the Tooth Fairy? Can that big kid be right? Luckily, Judy Moody is on the case! All she needs is one loose tooth, a semireluctant little brother, a bathtub, a string, a toy motorboat, and open wide, Stink!