American Idol Season 9

all seasons: # 1 2 3 4 5 6 7 8 8 9 9 10 10 11 11 12 12 13 14 15

actor: 瑞安·西克雷斯特 / Simon Cowell / 艾伦·德杰尼勒斯 / Randy Jackson / Kara DioGuardi

season number: 9

number of episodes: 43