They’re the roller-skating siblings who whipped the Judges – and the audience – into a frenzy last Saturday with their death-defying act.
Stavros Flatley caught up with the daredevil duo behind the scenes to find out why they’ve got their mum to thank for their BGT success, and why Billy defers all his style decisions to his sis – including his beard!
See more from Britain’s Got Talent at http://itv.com/talent
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