For his third song, David Archuleta sang “Imagine” as his own song choice reprising his most-acclaimed performance of the season. Randy Jackson said, “Dude, you are so good tonight, you are exactly what this show is about. Finding the best singer that we can find, and the best singer of season seven is right there.” Paula Abdul said, “You’ve left me speechless.” Simon Cowell said, “In my opinion, David you came out here tonight to win, and what we have witnessed is a knockout.”