No Pants Subway Ride Day All Aboard the Skivvy Pics

1/11/2016 12:01 AM PST

No pants, no problem.

The International “No Pants Subway Ride” -- an event that needs no explanation -- took place worldwide yesterday as participants helped prove the theory that no pants are the best pants. 

Ride through the pants-free pics to see the best of the underground undergarments.