context: “Diamonds” is a song recorded by Barbadian singer Rihanna for her seventh studio album, “Unapologetic” (2012). The authors of the song are Sia Förler, Benjamin "Benny Blanco" Levin, Mikkel S. Eriksen and Thor Eric Germansen. The producers of the song are Blanco, as well as Eriksen and Germansen as the producer of StarGate. The premiere of "Diamonds" took place on September 26, 2012 during the broadcast of Elvis Duran and the Morning Show. She was released online the next day as the main single from the Unapologetic album. Def Jam Recordings sent the song to major US radio stations on October 2. Musically, “Diamonds” is a moderate-tempo pop ballad with elements of electronic music and soul [1]. The song says about the separation, it can also be seen in other previous songs of the singer.
question: In which show did Rihanna's “Diamonds” premiere?
answers.text: Elvis Duran and the Morning Show