Laci Kaye Booth and Brett Young perform "Mercy" during the American Idol 2019 Top 20 All-Star Duets round in front of a live audience and judges Lionel Richie, Luke Bryan and Katy Perry. See more of American Idol 2019 on our official site: http://www.americanidol.com Like American Idol on Facebook: https://www.facebook.com/AmericanIdol Follow American Idol on Twitter: https://twitter.com/americanidol Follow American Idol on Instagram: https://www.instagram.com/americanidol/ AMERICAN IDOL, the iconic series that revolutionized the television landscape by pioneering the music competition genre, returns on ABC. American Idol 2019 Helping to determine who America will ultimately vote for to become the next singing sensation are music industry forces and superstar judges Luke Bryan, Katy Perry and Lionel Richie. Emmy® Award-winning host and producer Ryan Seacrest returns as host of the beloved series.

American Idol 2019American Idolsinging competitionKaty PerryRyan SeacrestLuke BryanLionel RichiecoverssingABCLaci Kaye BoothBrett YoungMercyTop 20duet