British Army musicians have come together to play a Christmas-themed musical piece with a very special celebrity guest conductor.
The music, a brand new composition of Sussex Carol, was performed by musicians from regiments across the British Army.
The video was filmed at Gibraltar Barracks, Minley, home of The Royal Corps of Army Music, and at the Royal Military Academy Sandhurst.
Watch the full video to enjoy this stunning festive carol and to find out the identity of the mystery star conductor!