Sonny Green, from Southend-on-Sea, says performing for the ITV judges was "surreal".
Britain's Got Talent viewers were stunned to discover that the first golden buzzer act had already made it to a final ...
Belfast Live on MSN
Britain's Got Talent fans only just realising golden buzzer act got to final before
Britain's Got Talent returned to screens on Saturday, with a former finalist taking to the stage ...
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