<P> `` G.G. '' is the thirteenth episode of the fifth season of the American television teen drama , Gossip Girl and the show 's 100th episode overall . The episode was written by executive producer Joshua Safran and directed by Mark Piznarski . It premiered on The CW Television Network ( The CW ) in the United States on January 30 , 2012 . In the episode , the wedding of Blair Waldorf ( Leighton Meester ) to Prince Louis Grimaldi ( Hugo Becker ) takes place . </P>
<P> `` G.G. '' is the thirteenth episode of the fifth season of the American television teen drama , Gossip Girl and the show 's 100th episode overall . The episode was written by executive producer Joshua Safran and directed by Mark Piznarski . It premiered on The CW Television Network ( The CW ) in the United States on January 30 , 2012 . In the episode , the wedding of Blair Waldorf ( Leighton Meester ) to Prince Louis Grimaldi ( Hugo Becker ) takes place . </P>
when does blair get married to the prince
when does blair get married to the prince
the thirteenth episode of the fifth season of the American television teen drama , Gossip Girl and the show 's 100th episode overall
the thirteenth episode of the fifth season of the American television teen drama , Gossip Girl and the show 's 100th episode overall