Britney Spears has reached an agreement to sit in one of the judge's chairs on Fox's "The X Factor" for a multi-million dollar payday.The singer will receive $15 million for the job; $13 million to judge aspiring singers alongside fellow judges Simon Cowell and L.A. Reid, and the rest as a bonus for performing on the show.

Spears was originally offered $10 million back in March to be a judge but at the time was holding out for $20 million.

No official deal has been signed and Fox has yet to comment on the story.