Hrusovsky

Tower New Zealand Youth Choir, Karen Grylls

Texas All-State Mixed Choir, University of Texas Orchestra, Texas All-State Women's Choir, Kenneth Fulton, Z. Randall Stroope

Eva Podařilová (soloist), Chorus of children and youth at the Brno Philharmonic Orchestra - Kantilena, Ivan Sedláček

McKinney Boyd High School A Cappella Choir, University of North Texas A Cappella Choir, Melissa L. Peden, Jerry McCoy

Thomas Jaber (piano), Jonathan Kroll (boy soprano), Louisa Woodson (harp), Adrian Washburn (bass), Luke Hubley (percussion)

Texas Two Year College All State Choir, Texas All-State Mixed Choir, Lynne Gackle

Natalie E. True (keyboards), Sorcha Toker (soprano), Audrey J. Szychulski (cello), Natalie E. True (violin)

Mansfield University Concert Choir, Peggy Dettwiler, Charles C. Masters, Brian J. Kittredge

Magdaléna Bajuszová