Leo Blair is to be baptised next weekend. Prime Minister Tony Blair, his wife Cherie and family are gathering at St John Fisher's church in Sedgefield, Tony Blair's County Durham constituency, for the ceremony. Parish priest Fr John Caden will be baptising Leo after Mass on Saturday. One hundred and twenty family members and friends have been invited to attend. Fr John has baptised all the Blair children, Euan, Nicky and Kathryn. The Blairs celebrate their 20th wedding anniversary this year.