Vocal group Pentatonix arrives at the 42nd American Music Awards in Los Angeles, California November 23, 2014. REUTERS/Danny Moloshok (UNITED STATES - Tags: ENTERTAINMENT) ... more 
Vocal group Pentatonix arrives at the 42nd American Music Awards in Los Angeles, California November 23, 2014. REUTERS/Danny Moloshok (UNITED STATES - Tags: ENTERTAINMENT) (MUSIC-AMERICANMUSICAWARDS-ARRIVALS) less 
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Reuters | Photo By DANNY MOLOSHOK / REUTERS
Sun, Nov 23, 2014 6:53 PM EST