Also very recommendable if you'd like to know more about Elvis and his love for gospel-music:
1.) "Elvis Presley - He Touched Me Vol. 1 & 2 - The Gospel Music of Elvis Presley" (2 DVDs)
2.) "Prayers of Elvis" (by M. Wilson, www.elvisgospel.com/links.htm)
3.) "Elvis - Peace in the Valley. The complete Gospel recordings" (3 Audio-CDs).
Also listen to 20 of them here: www.elvisgospel.nl/site.php?page=music
4.) "The Touch Of Two Kings. Growing Up At Graceland. A True Story" (by Elvis' stepbrother Rick Stanley who' s an evangelist now).
"Caught in a trap" (Rick Stanley - one of the most interesting insider - books!)
5.) "Elvis - His Love For Gospel Music And J.D. Sumner" (J.D. Sumner with Bob Terrell)
6.) "Elvis and Gladys" ("The most fine grainded Elvis bio ever ..." by Elaine Dundy)
7.) Aug. 2007: "The Gospel Side Of Elvis" (Joe Moscheo - one of Elvis' background singers)

Performance dates:
August 7, 1970. International Hotel, Las Vegas, NV. (Rehearsals For That's The Way It Is. Parts of those rehearsals were used in the movie).
Vocals: The Imperials, The Sweet Inspirations, Millie Kirkham.