Blair’s dreams appear to be coming true, but Serena threatens to jeopardize it all by dredging up Blair's past. Charlie befriends Vanessa, who may or may not have a hidden agenda. Nate is torn between his relationship with Raina and a truth he must keep hidden out of loyalty to Chuck. Watch free, streaming full episodes of Gossip Girl on cwtv.com. Gossip Girl Video: Watch Gossip Girl full episodes, previews, clips, interviews and more video. Gossip Girl is based on the best-selling series of young-adult novels by Cecily von Ziegesar and executive produced by Josh Schwartz and Stephanie Savage. Gossip Girl is a drama based on the lives of privileged Manhattan prep school teens.