Peter Rudge blitzed into the music business in the summer of 1968, after effing and blinding at Kit Lambert, founder of Track Records and co-manager of The Who.

On the cusp of graduating with a 2:1 in modern history from Cambridge, Rudge had booked The Who – for a modest £400 – to headline a university ball. “We got a telegram saying Keith Moon was ill,” he says.

“I thought, Who the fuck do they think they are?, so I ...