LAS VEGAS, NV - SEPTEMBER 13: Boxer Floyd Mayweather Jr. acknowledges the crowd during the official weigh-in for his bout against Canelo Alvarez at the MGM Grand Garden Arena on September 13, 2013 in ... more 
LAS VEGAS, NV - SEPTEMBER 13: Boxer Floyd Mayweather Jr. acknowledges the crowd during the official weigh-in for his bout against Canelo Alvarez at the MGM Grand Garden Arena on September 13, 2013 in Las Vegas, Nevada. The fighters will meet in a WBC/WBA 154-pound title fight on September 14 in Las Vegas. (Photo by Al Bello/Getty Images) less 
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Getty Images | Photo By Al Bello / Getty Images
Fri, Sep 13, 2013 6:47 PM EDT