"No Pants" January 13, 2013, San Francisco, Calif:
The event, which takes place in various subways around the world is hosted by the group Improv Everywhere, and asks participants to wear no pants but to don colorful underwear and socks. [sfgate.com...]
...it was a bit nippier on MBTA in Boston -- but they did it there too.
(The Boston Globe has a "registration wall" -- a nag screen after you look at 3 pages -- so they only get a small link: [boston.com...]
[edited by: engine at 11:52 am (utc) on Jan 14, 2013] [edit reason] formatting [/edit]