Nicki Minaj and Mariah Carey have gone head to head during an 'American Idol' audition session.
Oct 4, 2012
Being one of the best-selling female singers of all time hasn't come without its share of setbacks for Mariah Carey. She has been involved in some of Hollywood's nastiest feuds, including a few that are believed to be the cause of her humiliating 2001 nervous breakdown. See our gallery of her most well known cat fights.