Wikipedia founder Jimmy Wales married Tony Blair's former diary secretary Kate Garvey on Saturday.
The wedding was attended by guests from the world of politics and celebrity.
The couple met at the World Economic Forum at Davos. The wedding at Wesley's Church, City of London, was the third for the internet entrepreneur, who is 46 years old, and the first for the bride, 40 years old, now a director of Freud Communications.
Tony Blair and wife Cherie attended the ceremony in London, as did Alastair Campbell, Tony Blair's former spin doctor, playing the bagpipes in a kilt in Clan Campbell tartan.
Other guests included Steve Hilton, the current Prime Minister's former director of strategy, and his wife Rachel Whetsone, who is an executive with Google.
Mick Hucknall, former lead singer of Simply Red, Lily Cole, the model and actress, and former Labour minister Lord Adonis also attended.