Gossip Girl: The Complete Series - Seasons 1-6 [DVD Box Set]Based on the best selling series of young adult novels by Cecily von Ziegesar and executive produced by Josh Schwartz (Chuck, The O. C.) and Stephanie Savage (The O. C.), Gossip Girl: The Complete Series DVD Box Set contains all six seasons worth of episodes of the one hour drama, based on the lives of privileged Manhattan prep school teens. The students first learn that Serena van der Woodsen, once the Upper East Side's most notorious party girl, is