When KSI joins in with our acts! 😂 | Britain's Got Talent

He can't resist! When KSI first joined us as Guest Judge in Series 18, we knew he'd go that extra mile. So much so, that on more than one occasion he joined in with our auditionees! Watch back some of his most entertaining moments with our talented acts. 00:00:00 - Teddy Magic 00:07:21 - James Paley 00:10:11 - Lan Guangping 00:17:38 - The Tormentor 00:23:56 - Matthew Riddall 00:29:43 - Dean Lahan