Photos: Music's biggest stars win big at Grammys
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Credit: Getty Images for NARAS
LOS ANGELES, CA - FEBRUARY 10: Singer Justin Timberlake (L) and rapper Jay-Z perform onstage during the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)
