Molly Helen Shannon (born September 16, 1964) is an American comic actress best known for her work throughout her career, where she has appeared in a number of films in supporting roles. She is best known for her appearance as a cast member on Saturday Night Live from 1995 to 2001, and known for her character, Mary Katherine Gallagher, and in the 1999 film Superstar. For Disney, she portrayed Tracy in The Santa Clause 2, and Mrs. Eulalie Mackecknie Shinn in The Music Man. She voiced Molly in Air Buddies and Snow Buddies. In 2013, she portrayed Colonel Beverly Shannon in the television series, Jessie. She also played Woman in the ABC TV show Ellen, and Denise Lemmon in the NBC/ABC TV show Scrubs. She also voiced Rita the Cheetah in Doc McStuffins.