One especially for Slim as he might not have seen it on the BBC
The Beatles: How a schoolboy made the band's earliest known UK concert recording
https://www.bbc.co.uk/news/entertainment-arts-65167799
WOW just wow
Fascinating .. this was recorded at the very cusp of their success. They were touring the UK supporting Roy Orbison roughly at this time, then when the first single took off, they were switched to headlining the concerts they'd been booked as a support act. They'd just released the first album.