Mais de DU Chamber Singers
- The University Of Utah Singers
- St. Olaf Choir & Anton Armstrong
- The Singers - Minnesota Choral Artists & Matthew Culloton
- Linda L. Tedford, Messiah College Concert Choir, Rebecca Thomas, Joshua Evans, Heidi Miller, Messiah College Chamber Singers, Joel Ross, Philip Graybill, Priscilla Acosta & Melody Hogan
- Jeremy D. Jones & Miami University Men’s Glee Club
- Camerata Singers & Timothy Mount
- Texas All-State Women's Choir, Jo Scurlock-Dillard, Joey Martin, Joshua Habermann, Paul Rardin, Texas All-State Men's Choir, Carl V. Braden & Lamar Burkhalter