How do they do it?Ben Hart, Elizabeth Best, Colin Cloud and Aidan McCann return to the BGT stage as Magicians Assemble to deliver a showstopping, time-travelling performance – and even make Simon Cowell disappear!See more from Britain's Got Talent at http://itv.com/BGTSUBSCRIBE: http://bit.ly/BGTsubFacebook: http://www.facebook.com/BGTTwitter: http://twitter.com/BGTInstagram: https://www.instagram.com/bgt/TikTok: https://www.tiktok.com/@bgt
