A Santa-hatted pianist is tinkling away at some familiar Christmas ditties when ‘Jingle Bells’ makes way, quite suddenly, for a Handellian ‘Hallelujah!’ from members of a choir who we ... through ...

A 10-year-old girl from Northern Ireland has gone viral after a video of her singing a variation on Leonard Cohen's 'Hallelujah' for her school choir performance was posted on Facebook.