Around 60% of the people who attend church in London on a Sunday are of African or Caribbean origin. Some of their churches are celebrating their 50th anniversary this year. Many argue that they have the capacity to breathe fresh life into mainline British churches, and offer a version of Christianity uncorrupted by western liberalism. Ernie Rea and his guests discuss the history of these churches; they analyse the breadth of their appeal, and they ask how comfortably some of their theological and cultural beliefs sit with Western culture?