Following allegations last week that Jessie had landed the coveted job helping the N-Dubz star pick her finalists, the Price Tag singer has since taken to Twitter to tell her fans the news.
When asked by one of her followers on the social networking site whether the rumours are true, the 23-year old replied: ";) yeeaahh man!" - confirming she will be joining Contostavlos in Greece later this month.
It is thought that Simon Cowell's aide Sinitta will help Louis Walsh deicide which Over 25's he wants to represent him, while Kelly Rowland's guest mentor still remains unknown - despite reports that she could be joined by Beyoncé or Usher.
Tinie Tempah was originally supposed to help Tulisa at Judges' Houses, but the Pass Out hitmaker has since revealed he was forced to turn down the opportunity, explaining to The Metro: "I’m not going to be here for that but really wanted to do it. I was meant to be with Tulisa."
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