Usher
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One For The Girls - Best Bodies At The Summertime Ball 2012
17. Usher
"Speed is everything," Usher tweeted alongside this shot as he goes to work on a speed bag in preparation for his role as Sugar Ray Leonard in a new boxing biopic. The star is one of the hardest working performers and is sure to have one of the hardest stomachs in the business too. Picture: Twitter
