“She is focused on her music career and doesn’t know whether she wants to throw herself back into the spotlight to this degree again.”
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Simon Cowell and Cheryl Cole
More than 19million viewers tuned in to see Matt Cardle win the show then compared with just 11.5million last year when Sam Bailey triumphed.
Louis Walsh is also returning for the 11th series, with Rita Ora rumoured to be completing the judging line-up.
Let's remind ourselves of what a 'schamazing' 'X Factor' judge Nicole Scherzinger has been in our round-up of her most memorable moments below...
Nicole Scherzinger's Best X Factor Moments
(01 of07)
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Nope, us neither. She lost us at full fat milk. Bonkers-o-metre rating: 5/5
(02 of07)
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There was only ever going to be one judge who actually got up on the desk following Rylan's Spice Girls medley in week six, and it sure as heck wasn't going to be Borelow. After dismounting the table, she exclaimed: "That was a Rylan spice explosion all up in this place because you didn't just spread love, you sprayed it all over that stage honey. Girl power."Bonkers-o-metre rating: 4/5 (credit:Rex)
(03 of07)
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We now snap our fingers twice at every word we say. It can get surprisingly annoying after a while, so we've been told....Bonkers-o-metre rating: 5/5
(04 of07)
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Nicole proved she can always be relied upon to put the effort in at a fancy dress party when she revisited her Pussycat Dolls past in Rylan' birthday bash dressed in a PVC basque and fishnets. Bonkers-o-metre rating: 3/5 (credit:Coalition)
(05 of07)
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Never let Nicole make you a dessert is the lesson we learnt from this.Bonkers-o-metre rating: 3/5
(06 of07)
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We were totes surprised that Nicole didn't opt for a vajazzle when she visited Amy Childs' salon with Rylan Clark. Bonkers-o-metre rating: 1/5 (credit:Rex)
The original line-up: Sharon Osbourne, Simon Cowell and Louis Walsh
Series 4 (2007)(02 of09)
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All change: Dannii Minogue joins Simon Cowell and Sharon Osbourne, with Brian Freidman replacing Louis Walsh.Dermot O'Leary also replaces Kate Thornton as the show's host.
Series 4 (2007)(03 of09)
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The return of the Walsh: Louis makes a comeback after Brian Freidman is axed from the panel after only a few days of auditions.
Series 5-7 (2008-2010)(04 of09)
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The golden era: Cheryl Cole replaces Sharon Osbourne, joining Simon, Dannii and Louis.
Series 8 (2011)(05 of09)
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A mass exodus: Gary Barlow, Tulisa and Kelly Rowland join the only original remaining judge, Louis Walsh.
Series 9 (2012)(06 of09)
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Schermazing: Nicole Sherzinger replaces Kelly Rowland, joining Gary, Tulisa and Louis.
Series 10 (2013)(07 of09)
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She's BACK! Sharon Osbourne rejoins the panel after five years, replacing Tulisa and joining Louis, Gary and Nicole. (credit:Rex)
Series 11 (2014)(08 of09)
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REUNITED: Simon and Cheryl return alongside Louis Walsh and new judge Mel B. (credit:Syco/Thames/ITV)
Series 12 (2015)(09 of09)
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Bye bye Louis: Nick Grimshaw and Rita Ora replace Louis and Mel, as they join Simon and Cheryl on the panel.Meanwhile, Caroline Flack and Olly Murs step into Dermot O'Leary's shoes as host. (credit:Twitter)