See more from Britain’s Got Talent at http://itv.com/talent
David and Darren are hoping their Ballroom, Latin, Irish and Line dancing fusion will blow the Judges away. They’ve just got to remember the dance moves first…
Watch Dance Dynamic try to impress the fearsome four!
SUBSCRIBE: http://bit.ly/BGTsub
Facebook: http://www.facebook.com/BGT
Twitter: http://twitter.com/BGT