1. Melanie Amaro, 'X Factor' Winner, Releases Debut Single: Listen

    August 02, 2012 12:00 PM EDT After taking the first U.S. "X Factor" crown last December, Melanie Amaro finally released her debut single, the uptempo "Don't Fail Me Now," on Wednesday (Aug. 1). "Don't Fail Me Now" explores Amaro's dancier side, with a club beat placed beneath…