Relativity Music Group

Aaron Zigman

Lorne Balfe

Jeff Richmond, Giancarlo Vulcano, Tina Fey (vocals), Jason Sudeikis (vocals), Michael Bublé, Kevin Brown (vocals), Grizz Chapman (vocals), Jack McBrayer (vocals), Alec Baldwin (vocals), Tracy Morgan (vocals), Jane Krakowski (vocals), Edie Falco (vocals), Katreese Barnes, Cheyenne Jackson (vocals),...

Gladys Knight & The Pips, Brenton Wood, Elvin Bishop, John Ellison & The Soul Brothers Six, L.J. Waiters & The Electrifiers, KC & The Sunshine Band, People's Choice, Eddie Kendricks, Bachman & Turner, George McCrae, Sofia Karstens London, Stephen Trask, Norman Greenbaum

Trevor Morris

Danny Elfman, John Lennon, Nikola Bedingfield (background vocalist)

Trevor Morris

Lucas Vidal

Oscar Isaac, Alexander, Bibio, Willie Wright, Bushwalla, The Pharcyde, Rogue Wave, Joe Purdy, Chad Fischer

India Jean-Jacques, Noni, Kid Culprit, Stacy Barthe, Yuna, Claire Courchene (cello), Thomas Lea (viola, violin), Mavado (vocals), Nicki Minaj (vocals), Cynthia Erivo, Trill Castle Studios (studio), Birdy, Jacob Banks, Rita Ora