Rudimental's Kesi hangs out backstage with J Cole at his show before their #CapitalJBB performance. This image appears in the gallery:Jingle Bell Ball 2013: Road To The Ball 12. Rudimental's Kesi hangs out backstage with J Cole at his show before their #CapitalJBB performance. Picture: Instagram 30 images See the full gallery: Jingle Bell Ball 2013: Road To The Ball