Amy Poehler is an American comedian, actress, writer, producer, and director. After studying improv at Chicago's Second City and ImprovOlympic in the early 1990s, Poehler co-founded the improvisational-comedy troupe Upright Citizens Brigade. The group moved to New York City in 1996 where their act became a half-hour sketch-comedy series on Comedy Central in 1998. Along with other members of the comedy group, Poehler is a founder of the Upright Citizens Brigade Theatre. In 2001, Poehler joined the cast of the NBC sketch-comedy series Saturday Night Live. She became co-anchor of SNL's Weekend Update in 2004 until she left the series in 2008 to star as Leslie Knope in the sitcom Parks and Recreation. She also provided voice acting roles for the films Shrek the Third, Horton Hears a Who!, Free Birds, and Inside Out, and the series The Mighty B!, which she also created. Poehler is an executive producer on the television series Welcome to Sweden, Broad City, Difficult People, Duncanville, Three Busy Debras, and Russian Doll. She was the voice of Eleanor in the live-action/CGI Alvin and the Chipmunks film franchise until 2015, when she was replaced by Kaley Cuoco. In December 2015, Poehler received a star on the Hollywood Walk of Fame for her contributions to television. She won a Golden Globe Award for Best Actress in a Television Musical or Comedy Series in 2014 and a Critics' Choice Award for Best Actress in a Comedy Series in 2012. She and Tina Fey both won the 2016 Primetime Emmy Award for Outstanding Guest Actress in a Comedy Series for co-hosting Saturday Night Live.