Cat Fights Between Nicki Minaj and Mariah Carey Are Plentiful During 'Idol'
Description:Mariah Carey and Nicki Minaj's much anticipated judging debut on season 12 of 'American Idol' kicked off with claws out! Mariah started sparing by dissing Nicki's furry drum major hat, saying if she knew she could have brought accessories, she would have brought her dog. Nicki even called Mariah the B word twice!(0:49)