Gai Seki
w.a.u / La señas
Tracy Broussard
Blake Shelton
Kyu Hyung Lee
MBC Beautiful Concert, MBC The Great Birth 3, MBC Masked Singer, MBC MUSIC Picnic, Mnet 100 seconds ago, Mnet Superstark5, Mnet Voice Korea 2, Mnet Singstreet
Roxan Jurkevich
Barcelona Symphony Orchestra
Pierrick Lambert
H-TAAG, independent
Erich Rieppel
Minnesota Orchestra
Sean Ritenauer
Hofstra University, Broadway
Matt Greenwood
University of South Alabama, Mobile Symphony Orchestra
Anne-Julie Caron
Quebec Conservatory of Music
Chihiro Shibayama
Miss Saigon Broadway