Last Night's Look: Love It or Leave It?We can't stop talking about Kim Kardashian's abs-baring dress, Duchess Catherine's Jenny Packham gown and more outfits that stars were just spotted in. Check them out, then vote – fashion-forward or fashion fail?

JESSICA ALBA

If you're attending the 50 Most Fashionable Women of 2013 event in West Hollywood, you better look, you know, fashionable. Jessica lives up to expectations in a pleated ivory Wes Gordon mini (check out those peekaboo stripes!), cap-toe pumps and a Tod's woven clutch.