Before revision: Sidemen and sidewomen are often well-versed in multiple styles of music, and can be hired at any level of the music industry, from playing in a cover band to backing up established artists on major tours.
After revision: (often called "backing musicians" for simplicity's sake)Sidemen and sidewomen are often well-versed in multiple styles of music, and can be hired at any level of the music industry, from playing in a cover band to backing up established artists on major tours.