The 16 year-old star sparks rumours following comments after this weekend's performance.
Created by music mogul Simon Cowell, The X-Factor is a music based talent show that sees thousands of hopefuls audition and then perform until just one act remains.
2004 - Steve Brookstein
2005 - Shayne Ward
2006 - Leona Lewis
2007 - Leon Jackson
2008 - Alexandra Burke
2009 - Joe McElderry
2010 - Matt Cardle
2011 - TBA
Other notable participants:
2008 - JLS (runners-up)
2009 - Olly Murs (runner-up), Stacey Solomon (third place)
2010 - Rebecca Ferguson (runner-up), One Direction (third place)
The JLS star speaks exclusively to Capital about whether he'd consider joining the show that made the band famous.
The 'Call My Name' singer is said to be on Simon Cowell's wish list for the panel in 2014.
The five hopefuls speak to Capital about wanting to meet Max, Nathan, Siva, Tom and Jay tomorrow night.
As the N-Dubz star confirms her exit from the hit music reality series, we asked Capital listeners to vote on Facebook for who they would most like to see take to the judges seat for the 2013 series.