Pharrell Performs "Blurred Lines" & "Get Lucky" With Alicia Keys At Black Ball 2013 (Video)

While at the keep a Child Alive Black Ball event at Hammerstein Ballroom in New York City, Pharrel performed "Blurred Lines" & "Get Lucky" with the one and only Alicia Keys. More footage below.

Keep a Child Alive's Black Ball is a star-studded event where celebrity and philanthropy join hand in hand. The evening celebrates the work of Keep a Child Alive (KCA) and raises millions for children and families affected by HIV in Africa and India. The Black Ball hosts never-before-seen musical collaborations with KCA Global Ambassador, Alicia Keys, and other leading artists.

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Artist Label: Alicia Keys, Pharrell