FILE - This May 14, 2013 file photo shows professional dancer Derek Hough poses at the Dancing With The Stars 300th episode celebration at Boulevard 3 in Los Angeles. Hough has won the mirror-ball

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FILE - This May 14, 2013 file photo shows professional dancer Derek Hough poses at the Dancing With The Stars 300th episode celebration at Boulevard 3 in Los Angeles. Hough has won the mirror-ball trophy three times since he joined the show in 2007. (Photo by Chris Pizzello/Invision/AP, file) less 

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Associated Press
Mon, May 20, 2013 6:17 PM EDT