![No Trousers Day” participants line up for a group photo at the annual “No Pants Subway Ride” in the London Underground Stock Photo - Alamy No Trousers Day” participants line up for a group photo at the annual “No Pants Subway Ride” in the London Underground Stock Photo - Alamy](https://c8.alamy.com/comp/KH0D54/no-trousers-day-participants-line-up-for-a-group-photo-at-the-annual-KH0D54.jpg)
No Trousers Day” participants line up for a group photo at the annual “No Pants Subway Ride” in the London Underground Stock Photo - Alamy
![Going Undieground: Commuters brave bracing temperatures and leave their trousers at home for 13th annual No Pants Day | Daily Mail Online Going Undieground: Commuters brave bracing temperatures and leave their trousers at home for 13th annual No Pants Day | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2013/01/13/article-0-16E9DE04000005DC-15_634x400.jpg)
Going Undieground: Commuters brave bracing temperatures and leave their trousers at home for 13th annual No Pants Day | Daily Mail Online
![London commuters strip down to their pants for No Trousers Tube Ride | Chester and District Standard London commuters strip down to their pants for No Trousers Tube Ride | Chester and District Standard](https://content.assets.pressassociation.io/2020/01/12175709/992cdece-c282-4fa0-bf4b-a57672c7b9d7.jpg)
London commuters strip down to their pants for No Trousers Tube Ride | Chester and District Standard
![Londoners are ditching their pants for this bizarre tradition. Here's why | World News - Hindustan Times Londoners are ditching their pants for this bizarre tradition. Here's why | World News - Hindustan Times](https://images.hindustantimes.com/img/2023/01/09/550x309/Fl-LR8XXwAA1r8v_1673263219845_1673263235910_1673263235910.jpg)
Londoners are ditching their pants for this bizarre tradition. Here's why | World News - Hindustan Times
![London Underground, London, UK. 12th Jan, 2020. People take part in the 11th 'No Trousers Tube Ride' event on the London underground without wearing trousers. The 'No Pants Subway Ride' is an London Underground, London, UK. 12th Jan, 2020. People take part in the 11th 'No Trousers Tube Ride' event on the London underground without wearing trousers. The 'No Pants Subway Ride' is an](https://c8.alamy.com/comp/2AMBHMG/london-underground-london-uk-12th-jan-2020-people-take-part-in-the-11th-no-trousers-tube-ride-event-on-the-london-underground-without-wearing-trousers-the-no-pants-subway-ride-is-an-annual-event-staged-by-improve-everywhere-every-january-in-new-york-city-the-mission-started-as-a-small-prank-with-seven-guys-participating-and-has-grown-into-an-international-celebration-of-silliness-with-dozens-of-cities-around-the-world-including-london-taking-part-each-year-credit-dinendra-hariaalamy-live-news-2AMBHMG.jpg)