Barry Gibb

John Travolta

Stevie Wonder

Wilmer Valderrama

Keith Urban

Ed Sheeran

Olivia Newton-John

Katharine McPhee

Demi Lovato

John Legend

Tori Kelly

Nick Jonas

Cynthia Erivo

Céline Dion

Andra Day

Tavares

Thomas Rhett

Neil Portnow

DNCE

Kelsea Ballerini

Avi Kaplan

Scott Hoying

Mitch Grassi

Kevin Olusola

Kirstin Maldonado

Matt Sallee