The Beatles watch Procol Harum perform in London

All four members of The Beatles went to the Speakeasy in London on this day to watch new band Procol Harum perform.

The Speakeasy was a nightclub situated in the basement of 48 Margaret Street, W1. Managed by Roy Flinn and Mike Carey, it opened on 4 January 1967, and The Beatles often visited.

Procol Harum's debut single A Whiter Shade Of Pale was released on 12 May 1967. John Lennon, in particular, was a big fan of the song.