Last Night's Look: Love It or Leave It?We need to talk about Gabrielle Union's flowy number, Carey Mulligan's black-and-white look and other outfits stars were just spotted in. Check them all out, then vote – fashion-forward or fashion fail?

ALI LARTER

After wowing in red earlier this week, Ali hits the carpet in another pretty look: a strapless Marchesa floral-print peplum dress at the launch of her cookbook Kitchen Revelry in West Hollywood, Calif.