President Barack Obama, first lady Michelle Obama (2nd L) and daughters Malia® and Sasha greet children dressed as elves prior to attending performances at the annual ‘Christmas in Washington’ gala on December 11, 2011 in Washington, DC. It’s the 30th anniversary of the ‘Christmas in Washington’ gala. (Photo by Mike Theiler-Pool/Getty Images)

First lady Michelle Obama and U.S. President Barack Obama arrive for a Kennedy Center Honors reception in the East Room of the White House on December 4, 2011in Washington, DC. For their accomplishments and contributions to the arts actress Meryl Streep, singer Neil Diamond, actress Barbara Cook, musician Yo-Yo Ma, and musician Sonny Rollins where etched recognized as this year’s recipients of the Kennedy Center Honors. (Photo by Brendan Smialowski-Pool/Getty Images)

First lady Michelle Obama talks to a group of children during a Toys for Tots event at Joint Base Anacostia-Bolling in Washington, Friday, Dec. 16, 2011. (AP Photo/Evan Vucci)

First lady Michelle Obama talks to patients during her visit to the Children’s National Medical Center December 13, 2010 in Washington, DC. The first lady read the book of ‘The Night Before Christmas’ during her visit to the center, which is a tradition for first ladies dating back to Bess Truman, wife of former president Harry Truman. (Photo by Alex Wong/Getty Images)

U.S. first lady Michelle Obama, U.S. President Barack Obama, Dr. Jill Biden, and U.S. Vice President Joe Biden arrive for remarks at the White House during a Hanukkah reception December 8, 2011 in Washington, DC. The reception helped recognize and celebrate the Jewish tradition also known as the Festival of Lights. (Photo by Win McNamee/Getty Images)

Michelle Obama (L) reads the book of ‘The Night Before Christmas’ to patients as four-year-old Cheyenne Florio® and Santa Claus listen during her visit to the Children’s National Medical Center December 13, 2010 in Washington, DC. Visiting the center is a tradition for first ladies dating back to Bess Truman, wife of former president Harry Truman. (Photo by Alex Wong/Getty Images)

First lady Michelle Obama thanks U.S. Marine Corps Reserve members after sorting toys for the Toys For Tots program at Joint Base Anacostia-Bolling December 17, 2010 in Washington, DC. With nine days until Christmas, Obama joined about a dozen marines in sorting some of the 100,000 toys that have been donated to children in need in the Washington, DC, area. (Photo by Chip Somodevilla/Getty Images)

Michelle Obama© helps sort toys donated to the U.S. Marine Corps Reserve Toys For Tots program at Joint Base Anacostia-Bolling December 17, 2010 in Washington, DC. With nine days until Christmas, Obama joined about a dozen Marines in sorting some of the 100,000 toys that have been donated to children in need in the Washington, DC, area. (Photo by Chip Somodevilla/Getty Images)

First Lady Michelle Obama and U.S. President Barack Obama enter Anderson Hall at the Marine Corps Base Hawaii on December 25, 2010 in Kaneohe, Hawaii. Obama arrived on December 22 in his native Hawaii for a low-key vacation with his family through the winter holidays. (Photo by Kent Nishimura/Pool/Sipa Press USA)

First lady Michelle Obama shows her handmade cookie Christmas ornament to the press while hosting children of active duty military service members in the State Dining Room during the White House Christmas holiday decoration press preview November 30, 2011 in Washington, DC. The decorations’ theme, ‘Shine Give, Share,’ runs throught the White House with a 400-pound White House Gingerbread House and 37 Christmas trees, including the official 18-foot 6-inch balsam fir tree in the Blue Room. (Photo by Chip Somodevilla/Getty Images)

First lady Michelle Obama and Kermit the frog read a book to children during the National Christmas Tree lighting ceremony, on December 1, 2011 at the Ellipse, south of the White House, in Washington, DC. (Photo by Mark Wilson/Getty Images)