US President Barack Obama, joined by his family including First Lady Michelle Obama, daughters Sasha and Malia, and mother-in-law Marian Robinson, react as they push a button to light the National Christmas Tree during a ceremony on the Ellipse near the White House in Washington, DC, December 9, 2010.
----SAUL LOEB/AFP/Getty Images
WASHINGTON, DC - DECEMBER 09: U.S. First Lady Michelle Obama (R) reads story to children during the 2010 National Christmas Tree lighting ceremony December 9, 2010 at the Ellipse, south of the White House, in Washington, DC. The first family participated in the annual ceremony to kick off the 2010 National Christmas Tree Festival.
----Alex Wong/Getty Images
U.S. First Lady Michelle Obama reads a Christmas book to children on stage during the National Christmas Tree Lighting ceremony in Washington December 9, 2010.
----REUTERS/Molly Riley
US President Barack Obama, First Lady Michelle Obama and daughters Sasha and Malia take their seats at the National Christmas Tree Lighting ceremony on the Ellipse near the White House in Washington, DC, December 9, 2010.
----SAUL LOEB/AFP/Getty Images
Singer Jackie Evancho gets a hug from first lady Michelle Obama as Santa Claus is seen at right at the lighting of the National Christmas Tree at the Ellipse across from the White House in Washington, Thursday, Dec. 9, 2010.
----AP Photo/Charles Dharapak
President Barack Obama, with First Lady Michelle Obama and daughters Malia, 12, and Sasha, 9, smile as they push the button to light up the National Christmas Tree on the Ellipse, just south of the White House, in Washington, Thursday, Dec. 9, 2010.
---AP Photo/J. Scott Applewhite
WASHINGTON, DC - DECEMBER 09: Singer B.B. King performs during the 2010 National Christmas Tree lighting ceremony December 9, 2010 at the Ellipse, south of the White House, in Washington, DC. The first family participated in the annual ceremony to kick off the 2010 National Christmas Tree Festival.
----Alex Wong/Getty Images
Adam Levine of Maroon 5 performs after President Barack Obama lit the National Christmas Tree at the Ellipse across from the White House in Washington, Thursday, Dec. 9, 2010.
----AP Photo/Charles Dharapak
US President Barack Obama laughs with his daughter Sasha as they attend the National Christmas Tree Lighting ceremony on the Ellipse near the White House in Washington, DC, December 9, 2010.
---- SAUL LOEB/AFP/Getty Images
Just an All-American Family.
U.S. President Barack Obama and First Lady Michelle Obama stand with their daughters Sasha (2nd R) and Malia (L) during the National Christmas Tree Lighting in Washington December 9, 2010. Marian Robinson, the president's mother-in-law, stands behind Sasha.
-----REUTERS/Molly Riley
US President Barack Obama, First Lady Michelle Obama, daughters Sasha and Malia attend the National Christmas Tree Lighting on the Ellipse near the White House in Washington, DC, December 9, 2010.
---SAUL LOEB/AFP/Getty Images
