The National Christmas Tree Lighting Ceremony in Washington, DC

President Obama with his wife Michelle Obama and their daughters Malia and Sasha Obama sing on stage with actor Neil Patrick Harris,Phillip Phillips,winner of "American Idol" Season 11 and Rico Rodriguez, actor on Modern Family during the 90th National Christmas Tree Lighting Ceremony in President's Park near the White House in Washington, DC on December 6, 2012. UPI/Olivier Douliery/Pool