One Last Time Ariana Grande
8 December 2013, 22:14
See the BRITs Critics' Choice nominee join the boys on stage.
Rudimental were joined by rising female star Ella Eyre at the Jingle Bell Ball for a performance of their song 'Waiting All Night'.
The song features on the group's Mercury Prize nominated album 'Home'.
Rudimental also performed 'Not Giving In', 'Ready Or Not, 'Right Here' and 'Feel The Love'.