Mary Kay Bergman, sometimes credited as Shannen Cassidy, (June 5, 1961 - November 11, 1999) was an American voice actress and animation voice over teacher. Having been involved in the voice acting industry since 1986, Bergman most well known voice roles would include South Park from the 1997 debut until her death, and in the Fairly OddParents, and was the official voice of Disney's Snow White from 1989-1999. She also did voicework for over 400 television commercials. Bergman was the wife of actor, director, producer and screenwriter Dino Andrade, who established the Mary Kay Bergman Memorial Fund after Bergman committed suicide in her western Los Angeles home in 1999. She is buried at the Forest Lawn Memorial Park in Hollywood Hills. Born at the Cedars of Lebanon hospital in Los Angeles, California, Bergman was the only child of Jewish musicians Patricia McGowan Paris, a singer, and Dave Bergman.