Everyone was sitting comfortably watching a film when there was a great commotion in the cinema.
Ushers were confronting a group of youngsters who had crept in the back door without paying.
It was a scene that was often repeated at the Electra cinema in Queen Street, Oxford, on the site where Marks & Spencer now stands.
Source: https://www.oxfordmail.co.uk/news/19068280.happy-nights-electra-ritz-regal-cinemas-oxford/