9. Will Smith & Justin Bieber
With all of Bieber’s media mishaps and childlike antics, not everyone is a Belieber these days. Bieber, however, reveals that he and Will Smith talk frequently and that the older Smith serves as a mentor helping Bieber cope with mega-stardom and counsels him when the young star makes inappropriate comments. Will must be busy on that front.

10.  Tyra Banks & Clay Aiken
Banks asked Aiken to appear on her reality show America’s Next Top Model. Aiken, with stage appearances to his credit (Spamalot on Broadway), coached the contestants on how to act in their modeling roles.

11. Channing Tatum & Jonah Hill
With two back-to-back buddy movies (21 Jump Street and 22 Jump Street), the bromance was inevitable.