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. false 2017-10-04 02:20:58 Joe Lazarov 8 2010 TV-14 tt1636004 2724271 42 Drama Romance https://www.thetvdb.com/banners/episodes/80547/2724271.jpg 7 4 2010-11-01