Below are three sneak previews of "The Last Days of Disco Stick," Monday's all-new episode of Gossip Girl. In the first clip, Nate and Dan discuss the fallout from Dan's recent threesome. Nate tells him what an idiot he is.

Poor Nate. He doesn't have a girlfriend. Or a girl friend ...

[video url="http://www.tvfanatic.com/videos/the-last-days-of-disco-stick-preview-1/" title="The Last Days of Disco Stick Preview #1"] [/video]

Follow the jump for two more previews. In the second, Chuck and Blair discuss his latest business meeting and her latest scheme to win over NYU.

In the third, Lady Gaga performs ...

[video url="http://www.tvfanatic.com/videos/the-last-days-of-disco-stick-preview-2/" title="The Last Days of Disco Stick Preview #2"] [/video]

[video url="http://www.tvfanatic.com/videos/the-last-days-of-disco-stick-preview-3/" title="The Last Days of Disco Stick Preview #3"] [/video]

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