Elvis Aaron Presley was an American singer, musician, and actor known as the "King of Rock and Roll." His energized performances and sexually provocative performance style, combined with a singularly potent mix of influences across color lines during a transformative era in race relations, made him enormously popular—and controversial. He is the best-selling solo music artist of all time, having sold an estimated 500 million records worldwide. His Capricorn discipline drove his relentless work ethic and legendary stage presence.