In the earliest days of the Rolling Stones, guitarist Keith Richards locked himself in a room for weeks, taking speed to help him focus on learning the chunky guitar licks that make rock ‘n’ roll.

Singer Mick Jagger, meanwhile, made the band wait to start its first tour while he finished his degree at the London School of Economics.

The quirky, tempestuous marriage of these two opposite personalities has kept the Stones rolling at the top of the heap for the past 40 years, long after most of their mates in the first British invasion of the early 1960s were relegated to playing county fairs and nostalgia fests. [more]