The incident took place at Paul McCartney's 21st birthday party on 18 June 1963.
The telegram was sent on Epstein's orders, and read: "Really sorry Bob. Terribly worried to realise what I had done. What more can I say?"
Also on this day...
- 2018: Paul McCartney announces new album Egypt Station
- 2014: Ringo Starr live at Count Basie Theatre, Red Bank, New Jersey
- 2010: Paul McCartney live at Hampden Park, Glasgow
- 1968: Recording: Revolution 9
- 1968: Paul McCartney flies to New York
- 1966: Mixing: Got To Get You Into My Life
- 1965: The Beatles’ European tour begins at Palais des Sport, Paris
- 1964: Live: Sydney Stadium, Sydney
- 1963: The Beatles Ltd is formed
- 1962: Live: Cavern Club, Liverpool (evening)
- 1962: Live: Cavern Club, Liverpool (lunchtime)
- 1961: Live: Top Ten Club, Hamburg
Want more? Visit the Beatles history section.