“War at the Roses” Watch Here Gossip Girl: http://bit.ly/gossipgirlseason4
Blair is caught off-guard - and not in a good way - by a surprise guest at her birthday party. Having had enough of Chuck and Blair's games, Serena and Nate decide to plan an intervention.Blair is ill-prepared for an unexpected party guest on her birthday. Meanwhile, Serena and Nate try to put an end to Chuck and Blair's endless games.
