Gossip Girl is an American drama television series based on the book series of the same name written by Cecily von Ziegesar. The series was created by Josh Schwartz and Stephanie Savage, and premiered on The CW on September 19, 2007. On February 24, 2009 The CW renewed the show for a third season. Narrated by the omniscient yet unseen blogger "Gossip Girl", voiced by Kristen Bell, the series revolves around the lives of privileged teenagers attending an elite private school in New York City's Upper East Side. The series mostly follows the life of 'it girl' Serena van der Woodsen (Blake Lively) upon her mysterious arrival, Dan Humphrey (Penn Badgley), an outsider who becomes a part of the turbulent Manhattan scene, and Serena's best friend and ally Blair Waldorf (Leighton Meester), a beautiful Queen Bee of Manhattan's social scene. As of the third season, students who graduated from high school navigate their way through the real world or university.