
Michelle Obama's one-shouldered white silk chiffon gown with organza flowers and Swarovski crystals, designed by Jason Wu, is on display, but there's no mention of her campaign to lessen juvenile obesity. (Photo courtesy Smithsonial National Museum of American History)

Fashion from the Fall 2011 collection of Jason Wu is modeled on Friday, Feb. 11, 2011 in New York. (AP Photo/Bebeto Matthews)

Fashion from the Fall 2011 collection of Jason Wu is modeled on Friday, Feb. 11, 2011 in New York. (AP Photo/Bebeto Matthews)

Designer Jason Wu autographs a box at Bergdorf Goodman, Friday, Sept 10, 2010 during Fashion's Night Out during Fashion Week in New York. (AP Photo/Stephen Chernin)