Book excerpt: Never has an invisible friend caused a girl so much grief. From acclaimed children's author Lauren Barnholdt, a laugh-out-loud chapter book series for precocious kids everywhere! Hailey Twitch has a secret. She has a friend named Maybelle—a sprite that 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. How will She help Hailey this time?