John Mayall peforms Sweet Little Angel (1970, Paris, France) Mayall: “There was a magic of discovery by the general public in England. For the previous 10 years people had been listening to trad jazz -- Humphrey Lyttelton, Chris Barber and Kenny Ball, those great bands. But that wore itself out and there was this new thing and a new generation, who hadn’t been into jazz, discovered electric guitars and the excitement of blues. “It exploded rather than crept up. People like Alexis Korner and Cyri