Prepare for your cheeks to hurt from laughing as Lost Voice Guy brings his hilarious comedy act to our Semi-Final stage.
Watch as he ropes in some of your fave songs and even the Queen for back up!
See more from Britain's Got Talent at http://itv.com/talent
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Lost Voice Guy brings ALL the laughs to the BGT Semi’s! | Semi-Finals | BGT 2018 ─ Britain's Got Talent
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