nicole scherzinger
The Pussycat Dolls star said she was "devastated" when the casting director refused to even see her audition.
Ten years after they split, the girl group are back for a UK reunion tour.
She revealed on Instagram that her cousin John Boy died last week, in a hit-and-run incident in Florida.
As well as herself and Nicole Scherzinger, Kristina wants to see US star Mandy Moore on the panel.
Exclusive: "You don’t want to take it personal, but you do feel a little deflated."
His future on the show - along with Sharon and Nicole's - was said to be in doubt.
But is it too late to save 'The X Factor'?