American Idol Randy Jackson reportedly definitely out as 'American Idol' judge but becoming mentor 08/31/2012 Randy Jackson will reportedly definitely be leaving American Idol's judging panel but sticking around as a mentor for the twelfth-season contestants. Read More RELATED NEWS Mariah Carey to reportedly star in her own docu-reality series Former 'American Idol' in-house mentor Jimmy Iovine marries Liberty Ross Mariah Carey engaged to billionaire businessman James Packer after whirlwind romance TAGS: American Idol Mariah Carey Simon Cowell Ellen DeGeneres Kara DioGuardi Randy Jackson Jennifer Lopez Nicki Minaj Steven Tyler Keith Urban Brad Paisley Nick Jonas Pharrell Williams Enrique Iglesias Sean "Diddy" Combs
