The Saturdays star Cheryl Cole's estranged hubby Ashley Cole.
According to JLS heartthrob Will.I.Am are reportedly fighting over the Girls Aloudsinger.
Will, who has X Factor judge is said to be 'furious' that Chezza is spending time with Hough, who starred in her Parachute video.
A source told The Daily Star: "Will is absolutely besotted with Cheryl and thinks she could be his perfect woman. He's heard rumours she's still seeing Derek and cannot stand the thought of him getting his hands on her."
They added: "He's determined to make things official with her before she gets snapped up by someone else. To say he's furious about Derek's new attempts to woo her would be the understatement of the century."