The Callback (Maddie Ziegler Presents, Book 2)INTERNATIONAL BESTSELLER MADDIE ZIEGLER RETURNS WITH THE MUCH ANTICIPATED SEQUEL TO The Audition. After a successful first competition, twelve year old Harper is eager to keep on making her mark in DanceStarz. But lately, she's been having a bit of "dancer's block" Thanks to a chance conversation, Harper lands a part in the school musical. Not only is this an opportunity to polish up her stage presence, but as the newbie at school, Harper is excited