Last Night's Look: Hit or Miss?

Check out the head-turning outfits Ashlee Simpson, Rihanna and more stars were just spotted in! Then decide – fabulous or fashion fail?

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KIM KARDASHIAN

The perfume mogul is sweet in a full-skirted printed Lela Rose frock worn with glittering jewels and black accessories at the opening of Valentino's flagship store in Beverly Hills.