When you think of the sound of Houston, you might think of country and western music. Maybe you've heard of bluesmen like Johnny Copeland and Albert Collins or gospel stars like Yolanda Adams. Or, you know, Beyoncé?
What do Van Morrison's "Domino," the Rolling Stones' "Brown Sugar" and Marvin Gaye's "What's Going On?" have in common? All of them were recorded or became hits in 1971 — the year music journalist David Hepworth insists is the best year in rock 'n' roll history.