The singer Tulisa Contostavlos has tweeted that she "won't be part of the X Factor panel this year":
Just wanted to let you all know that I won't be part of the X Factor panel this year. I've had a great time (cont) http://t.co/Yc0N71DRz7
Her tweet continues: "Just wanted to let you all know that I won't be part of the X Factor panel this year.
"I've had a great time on the show, but this year it's time to do something different.
"I'd like to thank everyone on The X Factor for two amazing years. Stay tuned as I have a very exciting announcement soon!"
Open auditions for groups for the new series are taking place in London today.
The X Factor judge Gary Barlow has said he has closed his music label Future Records because he has too many commitments, including his home life.
All of the artists signed up to the Take That star's Future Records are to be taken over by the label's parent company Universal.
Barlow, whose fourth child, Poppy, was stillborn in August, told The Sun: "It's been a very difficult decision but it came down to time. I've had a lot going on recently and I want to spend more time with my family."
Global Radio has announced the Hillsborough tragedy tribute single has topped the charts to become the 2012 Christmas number one.
The Justice Collective's version of He Ain't Heavy, He's My Brother sold more than 269,000 copies.
The Hillsborough tragedy tribute single has topped the charts to become the 2012 Christmas number one.Read the full story ›
According to the bookmaker William Hill, the Christmas number one single race is a two horse race between the Hillsborough charity single 'He Ain't Heavy, He's My Brother' and "The X Factor" winner James Arthur's song, Impossible'.
- The Justice Collective (Hillsborough single) 1/50
- James Arthur, 12/1
Market trader turned singer, Muhammad Shahid Nazir's viral hit '£1 Fish' has odds of 100/1.
A market trader turned singer is challenging X Factor winner James Arthur's 'Impossible' and the Hillsborough charity single 'He Ain't Heavy, He's My Brother' for the Christmas number one spot.
Muhammad Shahid Nazir's 'One Pound Fish' sing has had over 6 million views on YouTube.
The Justice Collective (Hillsborough single) has been installed as favourite to land the number one slot for Christmas. William Hill offered odds of 1/50 for The Justice Collective (Hillsborough Single) to grab the top spot with The Hollies’ hit He Ain’t Heavy.
X Factor winner James Arthur is the 12/1 second favourite with his single Impossible.
Liverpool manager Brendan Rodgers encourages all football fans to help get the Justice Collective single "He Ain’t Heavy He’s My Brother" to number one in the singles chart.