American Idol (season 12) American Idol (season 12) The twelfth season of "American Idol" premiered on January 16, 2013, as part of the mid-season of the 2012–13 network television season. Ryan Seacrest returned to host. Randy Jackson returned for his twelfth season as judge and was joined by new judges Mariah Carey, Nicki Minaj and Keith Urban, who replaced Jennifer Lopez and Steven Tyler. The season was the third to have four judges, after the eighth and ninth seasons. It was also the first season in the show's history where all the finalists of one gender (male) were eliminated before any finalists of the
Randy Jackson was later decided that he would remain as a judge for season 12. On May 9, 2013, Jackson announced that he would be leaving "American Idol" after twelve seasons due to him wanting to focus on other business ventures. On September 3, 2013, it was announced that Jackson would replace Jimmy Iovine as the in-house mentor on "American Idol". He departed the series for good in November 2014. Jackson produces "America's Best Dance Crew", an American group dance competition and reality television show, which premiered on February 7, 2008 on MTV and was cancelled in 2010 due to declining ratings.