DJ Arch Jnr gets the party started! | BGT: The Champions

See more from Britain's Got Talent at http://itv.com/talent The world's youngest DJ is about to raise the roof AND bring the house down. Wembley, are you ready for this? SUBSCRIBE: http://bit.ly/BGTsub Facebook:   / bgt   Twitter:   / bgt   Instagram:   / bgt   Shop: https://shop.britainsgottalent.co.uk