Stephanie Savage and Joshua Safran preview "Double Identity." It should be an interesting episode.
Added:
A sneak preview of "Double Identity." Blair and Serena talk about her upcoming date with Louis and Serena's big choice.
Added:
Another promo for the second episode of Gossip Girl's fourth season, "Double Identity." This one is the Canadian version.
Added:
The extended promo for the second episode of season four of Gossip Girl. Here's a new look at "Double Identity"!
Added:
The first promo for the second episode of the fourth season of Gossip Girl. What will happen when Chuck and Blair reunite?
Added:

Gossip Girl Season 4 Episode 2 Quotes

Chuck: When you dragged me in from that alley, you didn't just save my life, you gave me the hope of a new one.
Eva: Well the you I've been living with never did anything to be ashamed of. I hope you'll bring some of him with you back to your world.
Chuck: I fully intend to. If you'll come with me.
Eva: To New York? You got me a ticket?
Chuck: We don't need tickets. I'm Chuck Bass.

Blair: Just because you're poorly dressed doesn't mean you're not Chuck Bass.
Chuck: Why would I want to be him?