<p><br /> It is claimed American Idol bosses are aiming high for the next season of the TV talent show. Reports say they are hoping to sign up Madonna.<br /> </p><p><br /> The Queen of pop is said to be the first choice to replace judge Simon Cowell who is waving goodbye to the programme after this season.<br /> </p><p><br /> If that fails, they hope the singer, 51, will join the tenth series as a mentor.<br /> </p><p><br /> Ellen Degeneres joined Cowell, Kara DioGuardi and Randy Jackson on the panel this year. But since it started in 2002, ratings have hit an all time low.<br /> </p><p><br /> Kelly Clarkson, Carrie Underwood and Jordin Sparks are some of the stars who have won American Idol, and gone on to forge successful careers.<br /> </p>
