Elizabeth Stamatina "Tina" Fey (; born May 18, 1970) is an American actress, comedian, writer, and producer. She is best known for her work on the NBC sketch comedy series Saturday Night Live (1998-2006) , acclaimed for her impression of former Alaska Governor and 2008 Vice-Presidential candidate Sarah Palin, and for creating acclaimed series 30 Rock (2006–2013) and Unbreakable Kimmy Schmidt (2015–present). She is also well known for appearing in films such as Mean Girls (2004), Baby Mama (2008), Date Night (2010), Muppets Most Wanted (2014), and Sisters (2015).