Piers Morgan surprised Instagram fans by sharing a throwback photo of himself with his now-wife Celia Walden on their first date in 2005.PHOTOS: 8 GMB stars' beautiful weddings: From Kate Garraway to Ben ShephardThe snap, which Piers posted to mark their 11th wedding anniversary, showed the couple getting out of a rickshaw with Piers wearing a black suit and blue tie while Celia looked beautiful in a pair of knee-high red boots that matched her handbag, paired with a dress and a camel