Molly Shannon (born September 16, 1964) is an American actress, comedian, and alumna of NBC's long-running sketch series, Saturday Night Live (cast member from 1995 to 2001) and guest voice on the Simpsons episode "Desperately Seeking Lisa."
Her recurring characters on SNL include: Mary Katherine Gallagher, a neurotic Catholic schoolgirl; Jeannie Darcy, a female stand-up comedian; Sally O'Malley, a 50-year-old woman who regularly demonstrates that she's still youthful and physically fit; Circe Nightshade, co-host of "Goth Talk"; and Terry Rialto, co-host of the NPR radio show, "The Delicious Dish". Her celebrity impressions include Monica Lewinsky, Angelina Jolie, Ann Miller, Courtney Love, Janis Joplin, Minnie Driver, and Tori Amos. A full list can be found here.