CNN: David Archuleta to embark on Mormon mission Fresh-faced “American Idol” star David Archuleta is putting his promising career aside for a higher calling. According to the Hollywood Reporter, Archuleta – or Archie, as he’s known to fans – has announced that he’s embarking on a Mormon mission.GMA: David Archuleta opts for Mormon missionary life "American Idol" runner-up David Archuleta has told fans he will become a full-time missionary for the Mormon Church in the next stage of his life. Archuleta, 20, made the tearful announcement at a concert in his hometown of Salt Lake City on Monday to cheers and applause from the audience.