Best dressed stars of the week. Kate Hudson was stunning in red hot plunging Prabal Gurung gown she wore to the amfAR annual gala. She paired the dress with simple gold jewelry and looked flawless. Victoria's Secret angle Alessandra Ambrosio also turned heads in this black lace Zuhair Murad gown. Newlywed Blake Lively was glowing on the black carpet in this grey satin Chanel dress from the fall 2012 couture line. But her best accessory was her new wedding ring from hubby Ryan Reynolds.