Super Why!

Super Why! is a Canadian-American CGI animated educational television series created by Angela Santomero for PBS. The series focuses on fairy tale characters solving problems by jumping into books and changing the story. The show’s ending theme is “Hip Hip Hooray”. An episode of the series focuses on Super Why's loose tooth and visiting The Tooth Fairy's castle. It has a song dealing with the episode's premise, called "The Tooth Fairy's Song". The episode teaches you about getting loose teeth and earning prizes from The Tooth Fairy herself.