In the original key of C, this includes separate parts for vocal solo with SAT ensemble parts, SATB choir, full piano score, basic rhythm sheet for drums, organ, bass, guitar, and optional horn parts; which consist of trumpet 1, trumpet 2 or alto sax sub, tenor sax, and trombone. Note the horn parts are optional. Also, note that the piano part is written out. Note that on the video score, a piano sound plays the SATB choir parts