Best Indie Cut: The Brit hipster's wavy, shoulder-length, shag cut is Hollywood's unofficial cool-girl hairstyle. Tastemakers can't get enough of her tresses. "There are so, so many cool things about you. But since your clothes are (sadly) a touch out of reach, let's focus on your amazing hair. It's tousled and textured, and my new favorite length: to the collarbone," wrote an Allure blogger in December 2012.