Mariah Carey has warned Lionel Richie not to be a judge on 'American Idol' because she was "foiled" when she was a panellist in series 12.
![[Exclusive] Mariah Carey discusses her new Christmas movie, 'All I Want For Christmas Is You'](https://www.femalefirst.co.uk/image-library/land/250/a/all-i-want-for-christmas-film-still-3-mariah-carey.jpg)
