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 Meet Hailey Twitch. She's just like you. Well, sort of. She loves pink sparkly pencils and ice cream. But Hailey also has a secret: she's friends with Maybelle, a sprite that only she can see. Hailey and Maybelle are having...