Leighton Meester filmed new scenes in NYC's Columbus Circle yesterday with her former on-screen love Chace Crawford and her current Gossip Girl flame Ed Westwick. Leggy Blake Lively joined her costars on set later in the afternoon. Blair and Chuck's role-playing on Monday's season premiere made Buzz's top 5 WTF moments from the episode, but there's no denying the couple's chemistry. Now we can see their more functional relationship play out with the return of the show, as well as Nate's new girlfriend and all of the other exciting hookups that are coming up this season.

To see more photos of the cast just