Last Night's Look: Love It or Leave It?Check out the head-turning outfits Rachel Bilson, Kim Kardashian and more stars were just spotted in! Then decide – fabulous or fashion fail?

JENNIFER LOPEZ

Dark lips continue to be a trend on the red carpet, as proven by Jennifer, who skips her typical sexy-diva style for a retro-glam blush Maria Lucia Hohan gown, a glittery Swarovski clutch, Swarovski-covered Sergio Rossi booties and oodles of Jacqueline Nerguizian diamonds at the What to Expect L.A. premiere.