- Who
- Camelot UK Lotteries Limited
- Where
- United Kingdom ()
- When
The longest champagne cork popping relay is 285 and was achieved by The National Lottery (UK), in London, UK, on 7 October 2015.
This Guinness World Records attempt took place to celebrate The National Lottery creating 4000 millionaires.
Full story: National Lottery winners set largest gathering of millionaires record in London