The document provides a history of rock music and discusses some of its origins and evolution over time. It asks who invented rock n' roll and lists several black and white musical pioneers that contributed to its development. It also discusses what is considered the first rock n' roll song. In addition, it provides brief biographies of 10 seminal rock bands dating from the 1960s through the 1980s, including the Beatles, Rolling Stones, Who, Pink Floyd, Led Zeppelin, Queen, AC/DC, Metallica, Guns N' Roses, and Nirvana.