Sonny James witnessed the birth of rock-n-roll and by 1957, had sold over 3,000,000 singles of the first country-pop crossover hit "Young Love". What happened starting eight-years later was improbable. From 1964 through 1972, an era in American music history filled with the challenges of societal change and the British music invasion, one entertainer standing alongside his vocal band of brothers achieved a level of hit status above all others. With...