Cheryl's US XF Dream Threatened By Perry & RiRi?
Sources claim American bosses think they will bring more "credibility"...
A friend of Cheryl's beau Girls Aloud star's pal and UK X Factor boss, Simon Cowell, is fighting to secure Cole's place on the US panel, with Derek and her other showbiz pals Will.I.Amand Justin Bieberalso encouraging Chezza's move to America.
The insider explained: "Simon has been the only one pushing for her and trying to convince everyone that she'll be a big hit."
They added: "They want to see if the American public warm to her before she takes on such a high-profile role in one of the biggest shows on US TV. here have been lots of heated conversations and debates about it."