Usher’s performance will coincide with the 20th anniversary of his self-titled debut. At the 2014
Meanwhile, buzzy Australian pop-punk act 5 Seconds of Summer, selected as an “artist to watch” by the network, have also been tapped to perform. The teen sensations made their U.S. television debut on the
Usher and 5 Seconds of Summer join Ariana Grande, who was the first unveiled performer for the award show. Nominations and additional performers will be announced at a later date.