Mariah Carey sings before President Barack Obama at Christmas event

Slideshow posted in Entertainment News | Monday, December 13, 2010

17 of 18: President Barack Obama, center, with his family first lady Michelle Obama, left, and Malia Obama, gives his remarks during the Annual Christmas in Washington presentation at the National Building Museum in Washington, Sunday, Dec. 12, 2010. (AP Photo / Manuel Balce Ceneta)

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