Victoria Beckham gave her fans something to giggle over on Tuesday after sharing a hilarious post featuring her husband, David Beckham.Taking to her Instagram page, the 46-year-old posted a throwback selfie of the couple - but it showed David turn into a singer.MORE: David and Victoria Beckham's love story in picturesWATCH: Victoria Beckham shares topless video of husband DavidThe virtual avatar, which was created as a joke by Victoria's niece Libby Adams, saw the former professional footballer