american music awards. justin timberlake. reporter: justin timberlake took home several awards including favorite pop rock male artist. this means so much to me. thank you. reporter: favorite soul r&b artist went to rihanna. fans, this is for you guys. taylor swift. reporter: taylor swift won favorite country album and one direction rock album. mclemore and lewis favorite hip hop album. host pit bull and ke$ha electrified the crowd and rap and country collided. florida georgia line s cruise won single of the year. lady gaga also took the stage. came in like a wrecking ball reporter: and miley cyrus much-anticipated performance involved less twerking this time. then the biggest award of the night, artist of the year. now, rihanna was also given the