Last Night's Look: Love It or Leave It?We can't stop talking about the outfits Jennifer Hudson, Mariah Carey and more stars were just spotted in! Check them out, then vote – fabulous or fashion fail?

CHRISTINA AGUILERA

Another star showing some red carpet restraint: Christina, who adds spice to an all-black ensemble with a studded belt and beachy waves for the Season 4 screening of The Voice in Hollywood.