Actresses Leighton Meester and Blake Lively on location for "Gossip Girl" on March 14, 2008 in New York City.
Actresses Blake Lively and Kelly Rutherford are seen on location for "Gossip Girl" August 11, 2008 in the Brooklyn borough of New York City.
Michelle Trachtenberg and Penn Badgley are seen on set of 'Gossip Girl' on September 24, 2012 in New York City.
Actresses Blake Lively and Leighton Meester on location for "Gossip Girl" on March 14, 2008 in New York City.
Leighton Meester and Blake Lively on location during a filming of ''Gossip Girl'' on March 14, 2008 in New York City.
Actor Penn Badgley and actress Michelle Trachtenberg film on the set of "Gossip Girl" on April 30, 2008 in New York City.
Blake Lively, left, and Leighton Meester of "Gossip Girl" are seen filming on Fifth Avenue and 82nd Street March 18, 2008 in New York City.
Gossip Girls" actors Ed Westwick, Leighton Meester, Michelle Trachtenberg and costume designer Eric Daman attend the "You Know You Want It"...
Actresses Leighton Meester and Blake Lively on location for "Gossip Girl" on March 14, 2008 in New York City.
Ed Westwick and Kelly Rutherford are seen on the movie set of 'Gossip Girl' on August 10, 2012 in New York City.
Actress Michelle Trachtenberg attends the launch of Anna Sui's "Gossip Girl" inspired collection at the Target pop-up store on September 9, 2009 in...
Ed Westwick and Leighton Meester films on location for "Gossip Girl" on the streets of Manhattan on March 16, 2009 in New York City.
Gossip Girls" actors Ed Westwick, Leighton Meester, Michelle Trachtenberg, costume designer Eric Daman and actress Jessica Szhor attend the "You Know...
Blake Lively and Leighton Meester are seen on the set of the TV show "Gossip Girls" on location in Manhattan on July 13, 2009 in New York City.
Taylor Momsen is seen on the set of the TV show "Gossip Girls" on location on the Streets of Manhattan on September 14, 2009 in New York City.
Actors Leighton Meester, Penn Badgley, Blake Lively, Chace Crawford, Taylor Momsen and Ed Westwick attend the launch party for CW Network's "Gossip...