This performance is on FIRE! The Firefighters LIFT us all with GLOWING vocals!
The Firefighters are here to lift us all up with their incredible vocals (some more literally than others... David!).
Watch as they make his dreams come true and leave everyone else starstruck by their incredible performance of Tom Walker's 'Leave a Light On'.
Check out even more sparkling talent on Britain's Got Talent: Unseen on ITV Hub now!