By Nicola Methven Simon Cowell says he would love to work with Cheryl Tweedy again, seven years after they last teamed up on The X Factor. The pair were among a sea of famous faces to appear on Ant and Dec’s final Saturday Night Takeaway last weekend. And Simon says he thoroughly enjoyed seeing Cheryl again, adding: “It was amazing, she hasn’t changed at all. “I miss her. We had great fun together. So it was a bit of a reunion.” Asked if he would work with Cheryl, 40, again, he said: “With the right show, 100%. Because I think she was a really, really good judge.” Simon wrote in his 2012 biogr…