Victoria's Secret Top Models 2012 ft Alessandra Ambrosio, Cara Delevingne, Justin Bieber

Summary: Alessandra Ambrosio takes us backstage at Victoria's Secret Fashion Show 2012 with top models Barbara Palvin, Doutzen Kroes, and Cara Delevingne. Featuring Tommy Ton, Bryan Boy and musical guests Justin Beiber and Rihanna. Executive Produced and Directed by Karen Morrison.