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

SOFIA VERGARA

Sofia avoids a wardrobe malfunction and keeps her assets safely covered in a curve-hugging LBD from her Kmart holiday line while celebrating her clothing collection for the store in N.Y.C.