The document provides a timeline of major music events and hit songs from the 1950s through the 2000s. It describes the emergence of rock and roll in the 1950s led by artists like Elvis Presley. The 1960s saw the British Invasion spearheaded by The Beatles. The 1970s was marked by advanced stereo recording and the breakup of The Beatles. MTV launched in 1981 and was influential in the 1980s. The 1990s saw the rise of grunge, teen pop, and hip hop becoming mainstream. Popular genres in the 2000s included teen pop, hip hop, R&B, and alternative rock.