Spotted: Gossip Girl star Chace Crawford filming a scene for an upcoming episode, and putting the moves on a pretty blonde female ...

Who is Chace Crawford kissing in this scene? If you can't tell from the photo above, follow the jump - the answer may surprise you ...

Oh yeah, it's Taylor Momsen, alright - in one of her many interesting hairstyles! Wow.

Little Jenny Humphrey! We didn't see that coming. Man, is there anyone who Nate doesn't hook up with this season? The guy has become a total male prostitute.

Not that we're complaining. Just saying. Thoughts?!

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