American Music Awards: Shawn Mendes makes debut performance with 'Treat You Better' and 'Mercy'

Shawn Mendes made his American Music Awards performance debut at this year's show Sunday night with hit songs "Treat You Better" and "Mercy." The singer-songwriter performed "Treat You Better" on the guitar and then moved over to the piano for the beginning of "Mercy."

He is also a first-time nominee competing with Alessia Cara, The Chainsmokers, DNCE and Zayn Malik for new artist of the year.

The 18-year-old Canadian Vine star quickly rose to fame when his debut single "Stitches" reached the top 10 in the U.S., Canada and the U.K. His second single "Treat You Better" reached the top 10 on the Billboard Hot 100 and the following album "Illuminate" debuted at No. 1 on the Billboard 200.

Other artists scheduled to perform at the AMAs include Justin Bieber, Niall Horan, Maroon 5 and Kendrick Lamar, James Bay, Carlos Vives, Fifth Harmony, Lady Gaga, Green Day, John Legend, Bruno Mars, Twenty One Pilots, DJ Khaled, The Weeknd, special duets from The Chainsmokers and Halsey, Ariana Grande and Nicki Minaj, and the American Music Award of Merit honoree and performer Sting.

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The nominations for the fan-voted awards show, produced by Dick Clark Productions, were revealed last month. Drake leads with a record 13 noms, while Rihanna has seven and Adele and Justin Bieber each have five. Beyonce and The Chainsmokers follow closely behind with four and Bryson Tiller, Twenty One Pilots, Carrie Underwood, Fetty Wap and the Weeknd each have three. Keep up with the latest winners here.

The 2016 American Music Awards show, airing on ABC, is executive produced by Allen Shapiro and Mike Mahan, with Larry Klein, Barry Adelman and Mark Bracco serving as producers.