Stevie Nicks and Mary-Kate Olsen
When Stevie Nicks called her look a "funky but expensive Gypsy thing," she may as well have been talking about Mary-Kate Olsen's luxe layers. Nicks has called her wardrobe a "little uniform" developed to ward off stage fright, but if Olsen is any indication, the so-called "little uniform" is here to stay.