Richie

The Sing-Off, The Sing-Off Contestants, The Backbeats, Street Corner Symphony, Talk Of The Town, Jerry Lawson, Jerry Lawson & Talk of The Town, On The Rocks, Groove For Thought, Committed

Cristiano Neves (vocals)

Trio Nordestino, Roberio e Seus Teclados

ASU Sun Devil Marching Band, Dr. Robert C. Fleming

The Ohio State University Marching Band, Dr. Jon R. Woods

Joey Misquita, London Music Works

Adam Pascal, Max Crumm, Roger Bart, Disaster! Original Broadway Cast, Seth Rudetsky (leadvocalist), Jennifer Simard, Lacretta, Rachel York, Kerry Butler, Baylee Littrell, Faith Prince, Kevin Chamberlin, Disaster! Orchestra, Paul Castree

The Sing-Off Contestants, University of Rochester YellowJackets, Delilah, North Shore, The Collective, Dartmouth Aires, Afro Blue, Pentatonix, University of Delaware Deltones, Urban Method, Vocal Point

Maksym Rzemiński

Jonathan Antoine (tenor), Charlotte Jaconelli (soprano), St Joseph's Youth Choir

The City Of Prague Philharmonic Orchestra, Nick Ingman

Il Divo