The night also saw grand performances from Zoe Wees, Olivia Rodrigo, Mickey Guyton and more.
Megan Thee Stallion will be joining BTS for a performance of ‘Butter.’
The awards show will air on ABC live from Los Angeles’ Microsoft Theater on November 21.
Taraji P. Henson hosted the ceremony, which included performances from the likes of Machine Gun Kelly, Nelly, Dua Lipa, Billie Eilish and more.
Performers for the November 22 awards show also include BTS, Megan Thee Stallion, Bad Bunny, and Dua Lipa.
The award show will be airing on November 22 on ABC.
Rhett is doing so with an original song, Hambrick's inspiration is Stevie Wonder and Dunn has remade Elton John's festive favourite.
The new remix features lush orchestral arrangements based on the star's widely-acclaimed AMAs performance.
Taylor Swift gave a career-spanning performance and became the most awarded artist in American Music Awards’ history, beating Michael Jackson’s record.
The trio will join previously announced performers Shania Twain, Billie Eilish and Artist of the Decade recipient Taylor Swift.
Also due to perform are Selena Gomez, as well as Taylor Swift, recipient of the AMAs Artist of the Decade award.
The pop superstar currently has the most AMA wins of any female artist ever with 23 awards.
Post Malone leads the list with seven nods, with Ariana Grande and first-time nominee Billie Eilish following with six each.
This year's event featured jaw-dropping performance from Underwood, Swift, Cardi B, Panic! At The Disco and more.
This year's fan-voted AMAs will air live on ABC on 9 October from the Microsoft Theater in Los Angeles.