The vast majority of British Quakers attend Meetings of unprogrammed worship. Other programmed and unprogrammed worship groups are not affiliated with any yearly meeting. Today impromptu preaching is practiced by unprogrammed Quakers, Mennonites and some Pentecostals. Quakers within Australia Yearly Meeting generally follow the unprogrammed style of worship. The Meeting is a Liberal Quaker meeting and worships in the traditional unprogrammed style. Within the United Kingdom, the vast majority of Quaker worship is unprogrammed. At times unprogrammed meetings may wander from the generally accepted guidelines. A small minority of Gurneyite Friends practice entirely unprogrammed worship. There is a small unprogrammed worship group in Brazzaville. Friends meet every Sunday morning at 10&colon;30 for unprogrammed Meeting for Worship. They practice unprogrammed (i.e., spontaneous, Spirit-led) worship, and have no ordained clergy. Small unprogrammed meetings exist also in Botswana, Ghana, Lesotho, Namibia, Nigeria, South Africa and Zimbabwe. Yearly Meeting is unprogrammed and is more conservative than Britain Yearly Meeting. The Ireland Yearly Meeting is unprogrammed and is more conservative than Britain Yearly Meeting. However, a significant minority are from the unprogrammed tradition.