A just-released CW promo pic of Serena's dream sequence from the opening of the 100th episode of Gossip Girl, which is also the royal wedding episode. "G.G." airs January 30, 2012.

A just-released CW photo of Serena's dream sequence from the opening of the 100th episode of Gossip Girl. "G.G." airs January 30, 2012.

A just-released CW photo of Serena's already infamous dream sequence from the 100th episode of Gossip Girl. "G.G." airs January 30, 2012.

A photo from Serena's already infamous dream sequence from the 100th episode of Gossip Girl. Look at the men surrounding her!

Serena's already infamous dream sequence from the 100th episode of Gossip Girl. Look at the men surrounding her!

Blair and her mom Eleanor in the 100th episode.

Louis awaits Blair walking down the aisle, as do the bridesmaids.

Blair is walked down the aisle by Harold and Cyrus. So sweet.

A scene from Gossip Girl's Royal Wedding episode.

Blair is just moments away from being a princess! Quick, someone object!

Blair is about to marry Louis. Someone stop her NOW!

Blair with Eleanor, Dorota and Serena.