They did a duet with Alexandra Burke, singing her song (Bad Boys) and then they both did JLS's song (everbody in Love).
They performed with Westlife.
Alexandra Burke
there was 1 vote between Alexandra Burke and jls in the x-factor final 2008
Alexandra Burke. JLS were second.
JLS were on the X-factor in 2008
Westlife (X Factor Final 2008), Alexandra Burke(X Factor Final 2009) and Lemar(JLS are singing a song with him this year 2010)
They performed with Westlife.
34.66% of the vote.
Alexandra Burke
there was 1 vote between Alexandra Burke and jls in the x-factor final 2008
Danyl didn't reach the final and so didn't have a celebrity duet.
JLS were the runners up on the 2008 version of UK show 'The X Factor', losing out in the final two to Alexandra Burke.
The x factor ;-)
Alexandra Burke. JLS were second.
JLS were on the X-factor in 2008
JLS were mentored by Louis Walsh.
The four finalists were: - Matt Cardle (sang a duet with Rihanna) - Rebecca Ferguson (sang a duet with Christina Augilera) - One Direction (sang a duet with Robbie Williams) - Cher Lloyd (sang a duet with Will.I.Am)