1. BEST: Sarah Jessica Parker twirled around in her Spring 2010 Valentino Couture gown, which she paired with Ferragamo double platform pumps. 3. BEST: Cynthia Nixon is not quite the fashionista like her fab costars, but she managed to look absolutely glam in a Carolina Herrera strapless gown from the Fall 2010 Collection, which featured embellished detail.