Saturday, December 17, 2011
US President Barack Obama, First Lady Michelle Obama (L) and their daughters, Sasha (2nd L) and Malia (2nd R), after Obama spoke during the taping of "Christmas in Washington," at the National Building Museum in Washington, DC, December 11, 2011. The show, hosted by Conan O'Brien, features performances and appearances by Justin Bieber, Cee Lo Green, Jennifer Hudson, Victoria Justice and The Band Perry and airs on television December 16.
-----SAUL LOEB/AFP/Getty Images
U.S. President Barack Obama, First Lady Michelle Obama and their daughters Sasha (L) and Malia greet children, dressed as elves, at the "Christmas in Washington" celebration at the National Building Museum in Washington December 11, 2011.