1 Night. 2 Experience. 3 Some. OM3.

This is actually the tagline for next week's episode of Gossip Girl, "They Shoot Humphreys, Don't They?" As you might have heard, or guessed, there's a threesome happening!

Amazing, but true, and while we think we know who's involved in the menage-a-trois, the promos are ambiguous. Check out the spicy teaser for Monday's much-hyped episode ...

[video url="http://www.tvfanatic.comhttp://www.gossipgirlinsider.com/videos/new-promo-they-shoot-humphreys-dont-they/" title="New Promo: They Shoot Humphreys, Don't They?"] [/video]

Follow the jump for two clips from the episode, which sadly don't provide further threesome details but do set the stage for some of the drama coming our way next week.

In the first clip, Chuck tells Blair to make up with Serena and be a mentor at Cotillion. A ball without Blair Waldorf is like a Tour de France without Lance Armstrong. Right?

In the second clip, Blair does go to the ball, but quickly reprises her cat fight with Serena and leaves poor Jenny mentorless and caught in between the feuding frenemies...

[video url="http://www.gossipgirlinsider.com/videos/sneak-preview-1-they-shoot-humphreys-dont-they/" title="Sneak Preview #1: They Shoot Humphreys, Don't They?"] [/video]

[video url="http://www.gossipgirlinsider.com/videos/sneak-preview-2-they-shoot-humphreys-dont-they/" title="Sneak Preview #2: They Shoot Humphreys, Don't They?"] [/video]

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.