D. J. Fontana and Elvis Presley (rhythm guitar). They called themselves The Blue Moon Boys. This became the band that would perform and record the vast majority of Presley's hits of the 1950s. Along with the occasional piano and backing vocals from the Jordanaires, The Blue Moon Boys played on several Elvis hits, including "Heartbreak Hotel", "Hound Dog", "Don't Be Cruel", and "Jailhouse Rock". The band toured extensively. Throughout 1956 and 1957, the band had several television appearances, which included "The Ed Sullivan Show". The band broke up in 1958 and Black never played with Fontana or Presley again afterward. He died in
Backing track string sections which would be costly to reproduce live.) A singer or vocal group performing without a backup band may sing along to pre-recorded music. A music track without lead vocals may also be called a karaoke, minus-one track or playback. Music backing tracks are also available for instrumental practice and jamming by jazz musicians, to help beginning to intermediate performers play to a song's rhythm part or learn to improvise over chord progressions. Backing tracks are also known as jam tracks. If bought commercially, backing tracks often use session musicians to play the instruments and backing vocals, rather than