Genres: Documentary， Music

Actors: Justin Bieber，Boyz II Men，Miley Cyrus，Sean Kingston，Ludacris，Jaden Smith，Usher，Diane Dale，Bruce Dale，Ryan Good，Allison Kaye，Carin Morris，Scrappy Stassen，Kenny Hamilton，Scooter Braun，Mama Jan Smith，Jeremy Bieber，L.A. Reid

Directors: Jon M. Chu

Country: