The finalists were Cook and Archuleta. David Cook was announced the winner on May 21, 2008, the first rocker to win the show. Both Cook and Archuleta had some success as recording artists with both selling over a million albums in the U.S. COUNT 4
QSN1 Who won season seven of American Idol? ANS1 David Cook QSN2 Who was the first Rock and Roll artist to win American Idol? ANS2 David Cook QSN3 When was the winner announced? ANS3 May 21, 2008 QSN4 Who was the winner? ANS4 David Cook