"Hailey Twitch has a secret. She has a friend named Maybelle--a sprite no one else can see. Hailey's class is performing a play that is fun, fun, fun! Hailey wants to be the star. But when a substitute teacher takes over the class, he makes the play boring! Hailey needs Maybelle's help. But Maybelle still doesn't have her magic back."--From publisher description.