No Pants Day 2012: commuters around the world leave their trousers at home

No Pants Day 2012: commuters around the world leave their trousers at home.

No Pants Day 2012: commuters around the world leave their trousers at home

No Trousers on the Tube day - in pictures, UK news

Fashion Gets Funny

No pants subway ride – Artofit

No Pants Day 2012: commuters around the world leave their trousers at home

No Pants Day 2012: commuters around the world leave their trousers

Commuters Around The World Strip Down For No Pants Subway Ride

Commuters worldwide strip for No Trousers On The Tube Day

Underpants abound in 'No Pants' rides around the world

No Pants Subway Ride

Cheeky commuters lose their pants for the No Trousers Tube Ride

No trousers on the Underground day: Commuters leave their outerwear at home

Underpants abound in 'No Pants' rides around the world

Pantless Commuters from Around The Globe Flood Subways on No Pants Day 2014

Going Undieground: Commuters brave bracing temperatures and leave their trousers at home for 13th annual No Pants Day