LAS VEGAS, NV - MAY 20: Singer Gladys Knight arrives at the 2012 Billboard Music Awards held at the MGM Grand Garden Arena on May 20, 2012 in Las Vegas, Nevada. (Photo by Frazer Harrison/Getty ... more 
LAS VEGAS, NV - MAY 20: Singer Gladys Knight arrives at the 2012 Billboard Music Awards held at the MGM Grand Garden Arena on May 20, 2012 in Las Vegas, Nevada. (Photo by Frazer Harrison/Getty Images for ABC) less 
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Getty Images | Photo By Frazer Harrison / Getty Images for ABC
Sun, May 20, 2012 11:08 PM EDT