Jessie J has confirmed that she will be performing her new single 'Who You Are' on this weekend's X Factor.
The singer will join former X Factor contestant Olly Murs on Sunday nights (November 27) show.
Coldplay, Michael Buble and Jessie J are lined-up to duet with this year's X Factor contestants in the live final 
The live finals will this year take place at Wembley Arena on December 10-11. 
Jessie will reportedly be paired with girldband Little Mix if they make the final stage of the show. 
Meanwhile, Jessie J is set to claim the biggest-selling debut album in the UK this year with 'Who You Are'.
The singer is currently leading the 2011 list with her acclaimed debut, which was released back in March.
Jessie J - live
You can keep up to date with all the latest news from Gigwise by following us on Twitter and liking us on Facebook.

 Pete Doherty to sell Amy Winehouse blood painting
Pete Doherty to sell Amy Winehouse blood painting Stone Roses' Reni too unwell for comeback shows?
Stone Roses' Reni too unwell for comeback shows?.jpg) Azealia Banks reveals Lil Kim feud in Twitter rant
Azealia Banks reveals Lil Kim feud in Twitter rant Damon Albarn reveals plans for possible new Blur material
Damon Albarn reveals plans for possible new Blur material.jpg) The many faces of Jessie J - and all of them odd
The many faces of Jessie J - and all of them odd The Voice viewers angry at pre-recorded results show
The Voice viewers angry at pre-recorded results show The Voice coaches to perform U2's 'Beautiful Day'
The Voice coaches to perform U2's 'Beautiful Day' Camden Crawl day two: Glasvegas, Lower Than Atlantis and more
Camden Crawl day two: Glasvegas, Lower Than Atlantis and more Camden Crawl Day One: In Pictures
Camden Crawl Day One: In Pictures Beastie Boys: remembering Adam 'MCA' Yauch 1964 - 2012
Beastie Boys: remembering Adam 'MCA' Yauch 1964 - 2012