Gossip Girl stars and real-life roommates Chace Crawford (Nate Archibald) and Ed Westwick (Chuck Bass) filmed scenes for the show on a New York playground.

Wonder what they're talking about ...

That basketball-playing outfit is vintage Chuck Bass.

Click to enlarge more pictures of Chace and Ed hooping it up on the mean streets of NYC and filming scenes for upcoming episodes of Gossip Girl ...

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