Mais de Twin Cities Women's Choir
- MUSE - Cincinnati's Women's Choir
- The University Of Utah Singers
- The Boys Choir of Harlem
- Nashville In Harmony
- Sacramento Master Singers, Clifford Shockney, Ralph E. Hughes, Heidi van Regenmorter, Paul Rardin, ACDA Western Division Men's Honor Choir, Scott VanOrnum, Malcolm Dalglish, ACDA Junior High Girls Honor Choir, Kathryn Smith, ACDA Western Division Women's Honor Choir & Anónimo
- Messiah College Concert Choir, Linda L. Tedford, Andrea Vansant, Amanda Heim, Joel Ross, Gavin Roach, Stephanie Holloway, Amanda Sachs, Laurel Tambornino, Jamie Nykiel & Philip Graybill