While most of us couldn't find enough pants to properly negate Sunday's chill, one brazen posse took the road less clothed to endure a day-long celebration of partial nudity meets public transport. It was the 2013 No Pants Subway Ride, and our photographer Stephan Masker was on hand to capture everyone's best side. See the entire slideshow here.
We scanned all of the photographic evidence and picked out our ten favorites, just for you. Think of this short list as the express line, traveling direct to Bum Cheek City.