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

NAOMI WATTS

Looking svelte and sexy in an emerald Stella NcCartney illusion dress, ankle-strap Jimmy Choo heels and a bold gold bracelet, the actress stops by the Jacob's Creek: Cool Harvest at The Orangery launch party in London.