President Obama And Family Attend Nat'l Christmas Tree Lighting

President Obama And Family Attend Nat'l Christmas Tree Lighting
WASHINGTON, DC - DECEMBER 06: Jason Mraz (L) sings a duet with Colbie Caillat during the annual lighting of the National Christmas tree on December 6, 2012 in Washington, DC. This year is the 90th annual National Christmas Tree Lighting Ceremony. (Photo by Mark Wilson/Getty Images)