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

JESSICA ALBA

Another star showing acres of skin: Jessica, who dons a sheer lace Elie Saab Couture gown, then tones down the sex appeal with playful Casadei heels, a Roger Vivier clutch, Harry Winston diamonds and Day-Glo lips and nails.