Happy Birthday Michelle Obama! Our 15 Favorite 'First Mom' Moments

01/17/2013 01:55pm ET
WASHINGTON, DC - DECEMBER 6: (AFP OUT) First lady Michelle Obama (R) and their daughters Malia (C) and Sasha Obama light the 90th National Christmas Tree during the Lighting Ceremony on the Ellipse behind the White House on December 6, 2012 in Washington, DC. This year is the 90th annual National Christmas Tree Lighting Ceremony. (Photo by Olivier Douliery-Pool/Getty Images)

Congrats to First Lady Michelle Obama, who's celebrating her 49th birthday today! In honor of the occasion, we've scoured the past few years of White House photos to find some of our very favorite "first mom" moments. From the campaign trail to Washington to travels across the globe, Mrs. Obama takes a hands-on approach to motherhood, and these 15 photos are just a few of the thousands that prove it. Happy birthday, Michelle!