| Name | Type | Role | |
|---|---|---|---|
| Usher Raymond | Guest Star | ||
| Stevie Wonder | Guest Star | ||
| DJ Khaled | Guest Star | ||
| YG | Guest Star | ||
| Lang Lang | Guest Star | ||
| Gwen Stefani | Guest Star | ||
| SUGA | Guest Star | Suga | |
| Billy Ray Cyrus | Guest Star | ||
| Keith Urban | Guest Star | ||
| Sheila E. | Guest Star | ||
| Cyndi Lauper | Guest Star | ||
| Common | Guest Star | ||
| Tyler the Creator | Guest Star | ||
| Bebe Rexha | Guest Star | ||
| Jung Kook | Guest Star | Jungkook | |
| Demi Lovato | Guest Star | ||
| Alicia Keys | Guest Star | ||
| Mason Ramsey | Guest Star | ||
| Blake Shelton | Guest Star | ||
| Jin | Guest Star | Jin | |
| Aerosmith | Guest Star | ||
| Ozzy Osbourne | Guest Star | ||
| Tanya Tucker | Guest Star | ||
| H.E.R. | Guest Star | ||
| Gary Clark Jr. | Guest Star | ||
| Charlie Wilson | Guest Star | ||
| Billy Porter | Guest Star | ||
| V | Guest Star | V | |
| Lil Nas X | Guest Star | ||
| Billie Eilish | Guest Star | ||
| Meek Mill | Guest Star | ||
| Lizzo | Guest Star | ||
| Shania Twain | Guest Star | ||
| RM | Guest Star | RM | |
| Run DMC | Guest Star | ||
| Rosaliá | Guest Star | ||
| The Roots | Guest Star | ||
| Joshua Bell | Guest Star | ||
| Boyz II Men | Guest Star | ||
| BTS | Guest Star | ||
| Cynthia Erivo | Guest Star | ||
| Jimin | Guest Star | Jimin | |
| Camila Cabello | Guest Star | ||
| Misty Copeland | Guest Star | ||
| Bonnie Raitt | Guest Star | ||
| Ariana Grande | Guest Star | ||
| John Legend | Guest Star | ||
| Trombone Shorty | Guest Star | ||
| Kirk Franklin | Guest Star | ||
| Jonas Brothers | Guest Star | ||
| Diplo | Guest Star | ||
| Dua Lipa | Guest Star | ||
| j-hope | Guest Star | J-Hope | |
| Preservation Hall Jazz Band and The Del McCoury Band | Guest Star | ||
| Ben Platt | Guest Star | ||
| Brandi Carlile | Guest Star |