- Indianapolis Children's Choir
- St. Olaf Choir & Anton Armstrong
- The University Of Utah Singers
- Gay Men's Chorus of Washington, D.C.
- Lake Jackson Intermediate Men's Choir, Friendswood Jr. High School Varsity Treble Choir & Cook Middle School Advanced Girls Choir
- Katie Barton, Michael Schwartzkopf, Kentucky All-State TTBB Chorus, Cheryl Amstutz, Kentucky All-State SATB Chorus, Joe Miller, DeVonda Treece, Kentucky All-State SSAA Chorus, Ryan Shirar, Z. Randall Stroope & University of Louisville Graduate String Quartet
- Rooke Chapel Choir, Rooke Chapel Ringers & William Payn