Gossip Girl - Season 4, Episode 20: Soundtracks

Beginning. Blair is with Louis.

Raina and Nate are at a restaurant. Raina leaves the restaurant.

Blair invites Serena to the party where she will try to impress Louis' mother, Rufus and Dan arrive at the luxurious dinner Charlie has prepared, and Chuck plans to ruin Blair's party.

Louis proposes to Blair.

Constance high's annual alumni party scene's piano BGM

Ending scenes. Blair runs away from Chuck, Nate chooses his side and Raina calls Jack, Dan and Charlie talk, and Blair closes the door in front of Serena and calls her mother.

Vanessa introduces herself to Charlie then offers her advice on Dan.

Dorota quizzes Blair on Monaco trivia; Blair asks Serena to come to the party with her; Charlie surprises Dan, Rufus & Eric with a very fancy dining room table; Chuck grabs an engagement ring and heads out to crash Louis' party.