By Mona Khalifeh This video is unavailable because we were unable to load a message from our sponsors. If you are using ad-blocking software, please disable it and reload the page. Embed Code Now playing Usher is the official host of the 2021 iHeartRadio Music Awards. The R&B singer-songwriter will also be performing at the awards show, which is set to air live, May 27, on Fox. "I’m excited to be hosting and performing during the 2021 iHeartRadio Music Awards,” Usher said in a statement. "This year’s show includes an incredible lineup of exceptionally talented artists. It’s going to be a great time!"