A backing band or backup band is a musical ensemble that accompanies an artist at a live performance or on a recording. This can either be an established, long-standing group that has little or no change in membership, or it may be an ad hoc group assembled for a single show or a single recording. Ad hoc or "pickup" groups are often made up of session musicians.
Notable backup bands
Some of the best-known, most long-lived, and most established backing bands (with lead artist) include: