William Smith Monroe was an American mandolinist, singer, and songwriter, and created the bluegrass music genre. Because of this, he is often called the "Father of Bluegrass".

Elvis Aaron Presley, also known mononymously as Elvis, was an American singer and actor. Known as the "King of Rock and Roll", he is regarded as one of the most significant cultural figures of the 20th century. Presley's energized interpretations of songs and sexually provocative performance style, combined with a singularly potent mix of influences across color lines during a transformative era in race relations, brought both great success and initial controversy.