First lady Michelle Obama (wearing Derek Lam) walked off of the stage in the East Room of the White House in Washington, Tuesday, Sept. 13, 2011, after speaking during the Smithsonian's Cooper Hewitt National Design Awards luncheon.
First lady Michelle Obama spoke in the East Room of the White House in Washington, Tuesday, Sept. 13, 2011 during the Smithsonian's Cooper Hewitt National Design Awards luncheon.[photos via AP Photo]
