Chuck Bass is that you!?
Ed Westwick put his natural sweater vest on display while filming Gossip Girl on Tuesday.
The usually uber dapper actor looked anything but a badass while rocking a black OnePiece onesie on the streets of New York, mostly because it's summer and the Unabomber look is SOOO 1994.
And on that note we'll leave you with this final thought: just think of all the beads of sweat forming on his chest hair!
Check out more pictures of the actor and his comfy clothes (below)!
[Image via Stefan Jeremiah/WENN.]