Watch Shawn Mendes Perform at the 2016 American Music Awards
Shawn Mendes performed for the first time at the American Music Awards during tonight's (November 20) show, where he delivered a powerful performance of his two singles "Treat You Better" and "Mercy."
Shawn was also up for New Artist of the Year, but lost to his fellow nominee Zayn Malik.
Check out a clip of his electrifying performance at the 2016 American Music Awards in the video above.
2016 AMAs Red Carpet Photos: See the Looks