Stockard Channing (born Susan Antonia Williams Stockard; February 13, 1944) is an American actress. She played Betty Rizzo in the film Grease (1978) and First Lady Abbey Bartlet in the NBC television series The West Wing (1999โ2006). She also originated the role of Ouisa Kittredge in the stage and film versions of Six Degrees of Separation; the...