The X Factor 2011 Spoilers: Enrique Iglesias And Pharrell Williams Join The X Factor

Enrique Iglesias and Pharrell Williams will join the X Factor as mentors to contestants. It’s also been rumored that Rihanna and Mariah Carey will be making appearances on the show.

Tags: Mariah Carey, Rihanna, Simon Cowell, The X-Factor (TV show)