(Yes, at the M&Ms shop in Leicester Square. Probably never visited by anyone from London, just tourists.)

But the "American Candy Shop" places were/are doing money laundering and/or tax fraud. They can say they sold individual candies for £0.50 (cost: 5p each), the profit goes to a shell company in the Virgin Islands etc, and before the business taxes are due the company "goes bust" and disappears. Then a new one takes its place.

4 years ago: https://www.theguardian.com/commentisfree/2022/jul/04/us-swe...

This year: https://www.theguardian.com/world/2026/may/18/dodgy-shops-ha...