kris kristofferson did not compose his own songs
kristoffersons set included the best of all possible worlds darbys castle caseys last ride me and bobby mcgee and here comes that rainbow again
a song may be for a solo singer a lead singer supported by background singers a duet trio or larger ensemble involving more voices singing in harmony although the term is generally not used for large classical music vocal forms including opera and oratorio which use terms such as aria and recitative instead