Last Night's Look: Hit or Miss?

Vote on this week's styles including Diane, Kate and more stars! You decide – are they fashionistas or flops?

KIM KARDASHIAN

Kim oozes sex appeal in a corseted minidress with organza ruffling and nude peep toes, while celebrating Valentine's Day at an AG Adriano Goldschmied event at the Marquee night club in Las Vegas.