*Word on the curb is that Mariah Carey may be joining Simon Cowell on the upcoming U.S. version of “The X Factor.”

Cowell’s ex-girlfriend, singer Sinitta, let slip that Mimi could be on the judging panel for the new Fox series.

She told London’s Daily Mail: “It’s amazing that so many people want to do it, it’s huge. Everybody is up for it, Mariah, OK I’m not saying anymore!”

Other rumored judges for the upcoming spinoff include Paula Abdul, Lady GaGa and Cheryl Cole.