Carrie Symonds married Boris Johnson in a £2,900 dress by a Greek luxury designer Christos Costarellos – and it’s already sold out. The PM, 56, and his 33-year-old bride had their top secret wedding at Westminster Cathedral yesterday. The mum-of-one wore a £2,870 embroidered tulle white dress, by Greek luxury designer Christos Costarellos. It was a handmade gown with tiers of wispy...