Last Night's Look: Love It or Leave It?Check out the head-turning outfits Kristen Stewart, Halle Berry and more stars were just spotted in! Then decide – fabulous or fashion fail!

KELLY OSBOURNE

The Fashion Police host poses in a gray-and-white floral print Zimmermann dress, sparkly platform heels and side-swept lavender waves at the Cosmopolitan Ultimate Women of the Year awards in London.