The popstar joins Nile Rodgers and Avicii on stage.
The singer has recorded a track for the dance star’s debut album.
The performer is to sing with Queen at iHeartRadio Music Festival.
The former American Idol star to join the hit musical drama.
Melanie B presents the singer with his award.
Adam beats top stars to Favourite International Artist award.
The singer covers Rihanna during Tokyo live show.
A clip of the singer performing Stay surfaces online.
Singer receives award last night in New York.