- Who
- Airdrie and Coatbridge Amateur Operatic Society
- What
- 133 people
- Where
- United Kingdom (Airdrie)
- When
The most people crammed into an unmodified double decker bus are 133 and were achieved by the Airdrie and Coatbridge Amateur Operatic Society (UK) in Coatbridge, UK, on 12 March 2011.