Watch Gossip Girl Season 4 Episode 21 online via TV Fanatic with over 6 options to watch the Gossip Girl S4E21 full episode. Affiliates with free and paid streaming include iTunes, Vudu, Netflix, YouTube Purchase, Google Play, and Verizon On Demand.
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Charlie is finally starting to feel less like a fish out of water. Blair is torn by the men in her life. Jack Bass' return to the Upper East Side sets off a chain of events.