The Beatles' press officer, Tony Barrow, wrote a book called "The Cavern", and a "Cavern trip to Hamburg" was organised, involving a visit to The Star-Club where the Beatles had been a resident group.
The Beatles' press officer, Tony Barrow, wrote a book called "On the Scene at the Cavern", using the pseudonym Alistair Griffin. And a "Cavern trip to Hamburg" was organised, involving a visit to The Star-Club where the Beatles had been a resident group.