Last Night's Look: Love It or Leave It?Check out the head-turning outfits Kate Middleton, Katy Perry and more stars were just spotted in! Then decide – fabulous or fashion faux pas?

KATE MIDDLETON

The Duchess of Cambridge continues her racier-than-usual streak in a lovely lace Jenny Packham teal gown with a crystal-embellished waistband, plus a matching teal clutch, saucy metallic sandals and sparkling drop earrings.