11. BEST: Katy Perry looked beautiful in a sky blue Elie Saab Spring 2012 Couture gown, which complimented her bright blue hair! 13. WORST: Time After Time, Cyndi Lauper fails to learn the important of hiring a stylist. The sassy singer had way too much going on with her Jean Paul Gaultier getup, but her skunky streaked hair was the biggest catastrophe of all.