Jennifer Coolidge. Actress: A Mighty Wind. Jennifer Coolidge is a versatile character actress and experimental comedienne, best known for playing Stifler's mom in American Pie - Wie ein heißer Apfelkuchen (1999). She was born on August 28, 1961, in Boston, Massachusetts, USA, to Gretchen (Knauff) and Paul Constant Coolidge, a plastics manufacturer. Young Coolidge was dreaming of becoming a singer. She attended Norwell High School and Emerson College in Boston, Massachusetts,...