Jessie J Enjoying Beyonce Ahead Of Jingle Bell Ball 2011 Performance

4 December 2011, 12:20 | Updated: 4 December 2011, 15:03

JLS are also excited about performing at London's O2 Arena later today.

Jessie J and JLS have both tweeted about getting ready to perform tonight (4th December) on the final day of the Capital FM Jingle Bell Ball.

Both acts will take to the O2 Arena stage in London this evening on a bill alongside One Direction, Ed Sheeran, The Saturdays, Emeli Sande and Wretch 32.

The 'Do You Feel What I Feel?' singers will open tonight's sold-out event and have promised fans an explosive performance during their appearance.

"Jingle bell ball day!! Oh it's guna open with a bang!!" Aston Merrygold tweeted this morning, after receiving several good luck messages from JLS fans. 

Jessie J will top the Jingle Bell Ball line-up tonight and is expected treat fans to performance of some of her biggest hits from debut album 'Who You Are'.

"Getting ready to Beyonce #np #loveontop one of my fav songs this year...," Jessie posted today.

Capital FM will be coming live from the Jingle Bell Ball at London's O2 Arena all weekend. Keep checking for all the latest news, photo galleries and interviews from this year's festive spectacular.

Don't forget that you can also follow the action as it happens by following Capital FM on Twitter and Facebook.