Who Is The Mystery Girl Hugging Justin Bieber?

Justin Bieber spent time filming his new music video "U Smile" in Los Angeles on September 13, 2010. The beautiful "mystery girl" who appears in the video was photographed hanging out with Bieber. Bieber's friend "Jaden Smith" visited Justin during the filming. Justin Bieber has dedicated the "U Smile" song to his fans. U SmileTags: Justin Bieber behind the scenes, Justin Bieber Los Angeles,