The Who

2nd May 1969, The Who gave a press preview of their new rock opera 'Tommy' at Ronnie Scott's in London, England. The double album about a "deaf, dumb and blind boy" who becomes the leader of a messianic movement, was the first musical work to be billed overtly as a rock opera. In 1998 it was inducted into the Grammy Hall of Fame for "historical, artistic and significant value" and has now sold over 20 million copies worldwide.