Last Night's Look: Love It or Leave It?We can't stop talking about Rose Byrne's printed sheath, the Duchess's tartan coat dress and more outfits that stars were just spotted in. Check them out, then vote – fashion-forward or fashion fail?

ROSE BYRNE

Someone refrained from eating too many Christmas cookies. The actress flaunts her toned figure in a black-and-white silk design with a unique halter neckline at a David Jones store event in Sydney.