Channing Tatum whipped Britain’s Got Talent viewers into a frenzy last night when he made a shock cameo at the live grand final. The Hollywood hunk made a surprise guest appearance on stage just before the winner of the 2018 series was announced by host Declan Donnelly. The studio audience had only just cooled down after the cast of Magic Mike Musical put on a very raunchy performance, when Tatum walked out on to support them. The popular actor, who starred in the stripper flicks, was met with whoops and cheers from the crowd as he entered wearing a suave navy suit, before shaking hands with the line-up of shirtless hunks. Read More Britain’s Got Talent latest And viewers at home were just as excited by his shock appearance, with many joking that he’d have easily been their golden buzzer act. “Channing Tatum in a suit still manages to be the best looking on a stage full of topless guys!!!!” tweeted one in appreciation. poll loading Are you happy with this year’s winner of Britain’s Got Talent? 4000+ VOTES SO FAR Yes No “Channing Tatum could Magic Mike me any day of the week,” another suggestively added. While former Love…