Marc Anthony joins The X Factor Judges Houses

Marc Anthony is the mentor for Simon Cowell's team on The X Factor Judges Houses, TMZ reports.

He joins Nick Jonas who is on Demi Lovato's team and Justin Bieber who is on LA Reid's team.

One more mentor to go -- who could it be for Britney Spears?

More details:

From TMZ:

Sources close to Marc tell us ... he recently inked a deal with the FOX talent show to join the cast as a mentor for Simon Cowell's group of music hopefuls ... the pair has been friends for years.