July 23, 2012
FILE - This May 26, 2012 file photo shows U.S. Singer Mariah Carey performing on stage during a concert at the Mawazine Festival in Rabat, Morocco. Carey will be joining the cast of "American Idol." She told a meeting of the Television Critics Association that she is excited to join as a judge and it all happened quickly. (AP Photo/Abdeljalil Bounhar, file)
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BEVERLY HILLS, Calif. (AP) -- Mariah Carey will join "American Idol" as a judge next season, Fox announced Monday, bringing her star power to the show that remains a ratings leader but has seen its viewership and pop culture status diminish.. "I am so excited to be joining `Idol,"'