Last Night's Look: Love It or Leave It?We're all buzzing about Olivia Wilde's electric blue dress, Amy Adams's crystal-embellished frock and more outfits that stars were just spotted in. Check them out, then vote – fashion-forward or fashion fail?

BLAKE LIVELY

The actress oozes sex appeal (as per usual) in a floral-embroidered lace slip-dress by Marchesa, ankle-strap Gucci peep-toes and loads of Van Cleef & Arpels bling at an event for the jewelry brand in N.Y.C.