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?

EMMA ROBERTS

Also attending the opening-night bash for "Manon," the star belts her black Yves Saint Laurent jumpsuit with a shimmering red accent and keeps the rest of her look (including accessories by the line) simple.