Chris Brown Performs At Billionaire Umar Kamani's Birthday Party

Chris was a guest at the party of Umar Kamani, founder and CEO of fashion retailer PrettyLittleThing, at La Casita in L.A. Monday night.While he was only invited as a guest, it didn't stay that way for long Chris dusted off his classic, "Take You Down," and the crowd went crazy! Everyone joined in harmonizing with the singer Stevie Mackey, who's worked with the likes of Lo and Selena Gomez played away on the piano. Other party guests included will.i.am, Snoop Dogg, and Tank most of which performed!

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