Yungen Mashed Up 'Bestie' & 'September Song' With JP Cooper For This Unbelievable #CapitalJBB Set!

9 December 2017, 21:16 | Updated: 12 December 2017, 17:30

Yungen mashed up his track with JP Cooper's 'September Song' to the delight of the crowd as he brought out the man himself as a special guest.

There's nothing quite like a surprise mash up at the Jingle Bell Ball and Yungen's set was just incredible as he brought out JP Cooper for a surprise duet!

Jingle Bell Ball 2017: Rita Ora, James Arthur And More Bring Their Fashion 'A' Game To The Red Carpet

Yungen brought out JP Cooper to mash 'Bestie' with 'September Song' for this incredible performance, stunning the crowd with their unexpected duet. 

It was his first time taking the stage but Yungen rocked it like a total pro - that's how you are meant to do your first ever Jingle Bell Ball set! 

Ahead of his performance, Yungen stopped by Capital's backstage studio to play a few games - and ended up copping off with Michael Buble... 

Yungen was hyped to perform for the #CapitalJBB crowd: 

Today is the day! #CapitalJBB

— Yungen (@YungenPlayDirty) December 9, 2017

The fans in London's O2 were buzzing to see him perform, tweeting us: 

@YungenPlayDirty jingle bell ball yeah, O2 Arena yeahhh maddest

— cs (@chloeshepherd98) December 9, 2017

The best surprise when @JPCooperMusic turns up on stage with @YungenPlayDirty at #CapitalJbb love love love pic.twitter.com/vIQUWOW2WU

— LadyDi (@didixon74) December 9, 2017

#CapitalJBB BRING @YungenPlayDirty BACK ON

— Jesse Jones (@jessejones227) December 9, 2017

Yungen Jingle Bell Ball 2017 Setlist

• ‘Bestie’

AAA Pass At The Ready? Your First Look Backstage At The Jingle Bell Ball 2017