American Idol 'American Idol' twelfth-season broadcast schedule announced by Fox, season to feature new semifinals format 01/09/2013 American Idol's twelfth-season changes will extend beyond a new judging panel. 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 Randy Jackson Jennifer Lopez Nicki Minaj Steven Tyler Keith Urban
