One Direction, Emeli Sande to perform at X Factor final
One Direction and Emeli Sande will perform at the final of X Factor next month, programme producers have confirmed.
Teenage choir group Only Boys Aloud will also take to the stage.
It's thought the final will take place on Sunday 9 December at Manchester Central.
There are four artists left in the talent competition - Jahmene Douglas, Union J, Christopher Maloney and James Arthur.
Rylan Clark was voted off the show at the weekend.
Coldplay, Leona Lewis, One Direction and JLS were among the artists who performed at the final of the 2011 series, which was won by Little Mix.