X Factor pens Britney Spears as judge for one season at $15 Mil. After months of eight-figure negotiations, the pop star has finally signed her contract to join Simon Cowell and L.A. Reid as a judge on The X Factor. Spears finally inked her deal this week, E! News has exclusively confirmed.

As previously reported, Spears will get $15 million for one season’s worth of work. She had agreed in principle to the deal weeks ago and had spent the last several days working out the fine print. “The contract is signed,” reveals source close to the star. “There’s been a lot of back and forth over the past few weeks as they negotiated the small details, but she’s on. It’s all completed and Britney is beyond excited.”“She’s ready for this,” the insider continues. “She can’t wait to sit down next to Simon at the judges’ table and give this everything she’s got. She is excited about showing the world that she can do this, and do this well. This is the perfect next stage in her career. Both Britney and Simon are very excited to work together.”