Jennifer Coolidge is a versatile character actress and experimental comedienne, best known for playing Stiflers mom in American Pie (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, and earned her bachelors degree in theatre in 1985. She moved to New York and joined the Gotham City improv group. Then, she headed to Los Angeles where she became a long-running member of The Groundlings comedy troupe. Coolidge made her television debut in a guest role on NBCs Seinfeld (1989), playing a voluptuous masseuse who wont offer her professional services to boyfriend Jerry in a 1993 episode. The following year, she had a regular gig on ABCs short-lived sketch series She TV (1994), then briefly became a cast member and writer on another short-lived sketch comedy series, Foxs Saturday Night Special (1996) produced by Roseanne Barr.