The acts going through to the Judges' Houses stage of Nicole Scherzingerwill be mentoring the boys - who are: Jahmene Douglas, Nathan Fagan-Gayle, Jake Quickenden, Adam Burridge, James Arthur and Rylan Clark.

Tulisa is looking after the girls: Jade Ellis, Amy Mottram, Lucy Spraggan, Leanne Robinson, Ella Henderson and Jade Collins.

Gary Barlowhas got the over 28s (the age limit has been raised this year for the "overs"), and will be mentoring Brad Shackleton, Melanie Masson, Christopher Maloney, Carolynne Poole, Kye Sones and Nicola-Marie Bloor.

And Louis Walsh is taking care of the groups: Mitsotu, Duke, MK1, Union J, GMD3, Poisonous Twins and Times Red.

Union Jwere previously known as Triple J - but renamed after gaining an extra member. They and Times Red were both included in the Judges' Houses stage after Rough Copy were forced to pull out because of visa issues.

The locations for the Judges' Houses round [uuid=bc6347cb-25ac-44b5-84ea-3ea28865508b]have already been revealed[/uuid].

[uuid=52440b59-a391-4181-80ec-003ec4154c8e]THE X FACTOR IS BACK FOR 2012! CHECK OUT PICS HERE[/uuid]