The Jordanaires 1978 the group performed a medley of Presley's songs on the NBC TV special "Nashville Remembers Elvis on His Birthday". The group changed again in 1982, when Hoyt Hawkins died. His replacement was Duane West, formerly of Sonny James' backup group, the Southern Gentlemen. In 1990, the group provided backing vocals for Presley's former Sun Records labelmate Johnny Cash on his Mercury Records album "Boom Chicka Boom". The group has also cooperated with Vikingarna. The lineup remained constant for the rest of the decade, with West leaving due to an illness in 1999 and his death in 2002. His replacement
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