The singer has admitted she "wasn't well in the head" when she was taken off the US version of the show just weeks into the job.
Cheryl Cole is to return as an X Factor judge, Simon Cowell has confirmed.
The full extent of pop star Cheryl Cole's latest tattoo has been revealed in a new photo.
Cheryl Cole has said she had to stop Will.i.am tweeting while they were standing behind the Queen at the end of the Jubilee concert.
The singer told Graham Norton she stepped in after the avid tweeter pulled out his phone.
She said: "I actually had to warn him as we walked on to the stage. He had the phone at the ready. I'm not joking, I had to say to him 'Put that phone away right now before I kill you'."
The Black Eyed Peas star famously tweeted while running with the Olympic torch and was seen using his phone while filming The Voice.
Gary Barlow star sang a duet with Cheryl Cole as part of the Queen's Diamond Jubilee concert in London.
Cheryl Cole dazzled the red carpet tonight at the premiere of her first Hollywood movie. The Girls Aloud singer, dressed in an off-white Victoria Beckham gown, joined actress Cameron Diaz at London's BFI IMAX cinema for the screening of pregnancy comedy What To Expect When You're Expecting.
Cole - who was dramatically axed from Simon Cowell's US version of The X Factor - makes her big screen debut in the film, playing a TV talent show judge.
Kylie Minogue and Cheryl Cole are among the stars lined up for guest appearances on BBC1's The Voice as the show battles a ratings slide.
The addition of the two chart stars comes as the programme suffered a further audience blow for its results show on Sunday - losing two million viewers in a week.
On Saturday Britain's Got Talent beat The Voice for the second week in a row.
Pop superstar Cheryl Cole is set to return with a brand new album and single in time for the UK summer charts. Making the announcement on Twitter, the first single Call My Name will be released June 10 followed by the album A Million Lights on June 18.