Simon Cowell tells ‘Extra’ that Britney Spears will be performing in support of her forthcoming album ‘Circus’ on the hit British program ‘The X Factor’. “Yes, I think Britney Spears is going to perform on ‘The X Factor,'” Simon said. Asked how he was able to book the recovering pop tart, Cowell replied, “We didn’t GET her. She’s got a record coming out. We have the number one show in England. It’s the best show for her to perform on. We’re absolutely thrilled to have her.” Read more at extratv.warnerbros.com.