Preview: Britain’s Got Talent stars take on the ‘Heads Up!’ challenge

BGMT SNEAK PEEK! It’s Amanda and Alesha vs Ant & Dec vs Simon and David in an epic BGT 'Heads Up!' battle hosted by Britain’s Got More Talent’s Stephen Mulhern. Which team will come out on top?

Britain's Got More Talent is back on Saturday, 9.20pm on ITV2