It is one of the most popular award shows out there, and this year's American Music Awards for its recently forogede in forvejen impressive performer line-up. Bortset from Christina Aguilera, Pink, Usher and Bon Jovi - it was announced NetOp Ceret, that Justin, Katy Perry and Ke $ ha been set for the stage and in indtage lobet out November 21 show. AMA Producer, Larry Klein, udgivet a statement said: "Justin, Katy and Ke $ ha has been on top of hitlisterne all year round. We are happy to see each of them that traeffe their AMA history."