American Idol that season, but left after just one season. On January 11, 2010, Simon Cowell left the show to pursue introducing the American version of his show "The X Factor" for 2011. Jennifer Lopez and Steven Tyler joined the judging panel in the tenth season, but both left after two seasons. They were replaced by three new judges, Mariah Carey, Nicki Minaj and Keith Urban, who joined Randy Jackson in the twelfth season. However both Carey and Minaj left after one season, and Randy Jackson departed the show after twelve seasons as a judge but would return as a mentor. Urban
American Idol 10th Anniversary – The Hits singles. It was announced on February 6, 2011 online and was posted by some of the contestants whose songs are included on the album online via Facebook and Twitter. American Idol 10th Anniversary – The Hits American Idol 10th Anniversary – The Hits is a compilation album that includes hits from several "American Idol" winners and former contestants, celebrating the tenth anniversary of the show. Clay Aiken, Daughtry, and Adam Lambert are the only artists included on the album who have not won the title. The album was released on March 15, 2011 via 19 Recordings and RCA Records. It