Chanel's Timeless Style: A Look Back at Celebs' Most Memorable Chanel Moments

What would we do—or wear—if not for Coco Chanel! When she opened her fashion house in the 1920s, she redefined the way women dressed by introducing soon-to-be-classics like the little black dress, the tweed skirt suit and her signature accessory, costume jewelry. (Just try to find a picture of Coco without her piles of faux pearls.)