DECIDE WHO WINS BY TAKING PART IN OUR FACEBOOK POLL
(This poll closes at 6:00pm BST on Tuesday 19th June 2018)
Opera meets musical theatre in this epic BGT World Cup clash between Susan Boyle and Collabro.
The winner will be decided by a Facebook poll which closes in 24 hours so head over to Facebook and support your favourite act ASAP!
See more from Britain's Got Talent at http://itv.com/talent