Elizabeth Stamatina \"Tina\" Fey is an American actress, comedian, writer, and producer. She is best known for her work on the NBC sketch comedy series Saturday Night Live, for creating acclaimed series 30 Rock and Unbreakable Kimmy Schmidt, and films such as Mean Girls, Baby Mama, Date Night, and Muppets Most Wanted.\nFey broke into comedy as a featured player in the Chicago-based improvisational comedy group The Second City. She then joined SNL as a writer, later becoming head writer and a performer, known for her position as co-anchor in the Weekend Update segment. In 2004, she co-starred in and wrote the screenplay for Mean Girls, which was adapted from the 2002 self-help book Queen Bees and Wannabes. After leaving SNL in 2006, she created the television series 30 Rock for Broadway Video, a situation comedy loosely based on her experiences at SNL. In the series, Fey portrays the head writer of a fictional sketch comedy series. In 2008, she starred in the comedy film Baby Mama, alongside former SNL co-star Amy Poehler. Fey next appeared in the 2010 comedy film Date Night and the animated film Megamind.