JESSICA BIEL.First Annual Night to Make a Difference philanthropic themed Oscar viewing dinner and after party benefiting Leeza Gibbons Memory Foundation and Oliva Newton-John's Cancer and Wellness Centre held at Mr. Chow, Beverly Hills, California, USA..February 22nd, 2009.Oscars full length purple silk satin one shoulder dress gold belt top skirt .CAP/ADM/TC.©T. Conrad/AdMedia/Capital Pictures.