Stephen sets 'em up and then David knocks them down. Watch Mr. Walliams answer some random questions in a super speedy fashion while Stephen mostly just stands there and takes some good natured ribbing.
Britain's Got More Talent returns on Saturday 19th May at 9:20pm on ITV2.
See more from Britain's Got Talent at http://itv.com/talent
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Quickfire Questions with David Walliams | BGMT 2018 ─ Britain's Got Talent
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