Simon Cowell believes viewers should "embrace the madness" of this year's X Factor series.

After months of speculation, the 2015 judging line-up was confirmed today (June 16).

Rita Ora joins from The Voice alongside fellow newbie Nick Grimshaw, with Cheryl and Cowell returning.

Speaking on Twitter after the news broke, show supremo Cowell said:

"The best kept secret in TV is out!! But I am really happy with the new judging line up for XFactor this year. Its going to be a lot of fun.

"We met a lot of people. I really believe everyone on the show this year is excited about finding someone who has star potential. We have always had great judges. And I will always be thankful for their passion and expertise.

"I have know idea what the show will look like but I feel both excited and nervous. It's going to be very different! Embrace the madness...[sic]."

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Watch Simon Cowell being interviewed below: