Famous Friends Mingle at the Grammys
A host of celebrity pals party together at the 2013 Grammys.
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Chris Brown, Rihanna
LOS ANGELES, CA - FEBRUARY 10: Singers Chris Brown (L) and Rihanna attend the 55th Annual GRAMMY Awards at STAPLES Center on February 10, 2013 in Los Angeles, California. (Photo by Larry Busacca/WireImage)