Robbie Williams and Louis Tomlinson are both being tipped to join The X Factor 2015 judges.
As it stands, only Simon Cowell's place on the panel is safe.
There are rumours oft that Louis Walsh could (finally) be set to be sacked after eleven years on the judging panel.
Bookies BoyleSports are tipping Robbie Williams to take the X Factor veteran's place at 5/4.
However he tweeted at the weekend: "re: X Factor rumours - I wouldn't put any money on this if I was you. I love X Factor but I'm busy this year...RW x"
After Zayn Malik’s devastating departure from One Direction, the young singer could return to the show that shot him to fame and he is on offer at 12/1 to replace Louis. However another 1D star is hotly tipped for the slot as judge, Louis Tomlinson joins Olly Murs at 5/1 in the betting to become the newest member of the X Factor panel.
X Factor Australia judge Ronan Keating is next in the betting at 7/1, with Shan Filan, who has been a guest judge on numerous occasions, priced at 10/1. Also on offer at 10/1 is Gary Barlow, who left the show just last year.
Brian Friedman took over from Louis Walsh when he was fired and subsequently brought back weeks later in 2007. The choreographer can be backed at 25/1 to permanently replace Louis this time round.
Aoife Heffron from BoyleSports said: “It seems Louis’ time on the X Factor is finally up after the numerous will he won’t he quit fiascos. Robbie Williams is the red hot favourite for the spot on the X Factor judging panel and has been heavily backed at 5/4.”
She added “It looks like there could be more bad news on the cards for One Direction fans as Louis Tomlinson has also been linked for the job and is not to be ruled out at 5/1 in the betting.”