Why mess with a good thing? Michelle Obama is known for recycling her favorite outfits and there is one item she goes back to again and again: a bold wisteria print dress by designer Tracy Feith. By our count, she's worn the dress (which cost about $720 retail) at least seven times since she debuted it on January 21, 2009, the day after President Barack Obama's inauguration, at a non-denominational prayer service held at the Washington National Cathedral followed by a luncheon. On Wednesday, she donned it again to visit the historic Decatur House. While we mortals might shop our...