Justin Bieber Stays “Professional” During AMA Rehearsals In Spite Of Selena Heartbreak!

While Selena Gomez may be keeping her heartache at bay by spending time with gal pals like Taylor Swift, her ex-boyfriend, Justin Bieber, is handling the demise of their relationship by focusing on work…and more specifically, his performance tonight at the American Music Awards! The pop sensation was spotted hard at work in rehearsals yesterday afternoon […]