Three Choirs Festival is their cathedral's turn to host the festival) are Geraint Bowen (Hereford), Adrian Partington (Gloucester) and Peter Nardone (Worcester). The festival, originally held over two days in September (but also held in September in 1933 and 1947, since C. S. Lewis's brother Warren is known to have attended), is one of the world's oldest classical choral music festivals. Publicity for it in 1719 addressed "Members of the yearly Musical Assembly in these parts". Its music obviously tended towards the ecclesiastical. In early gatherings, Purcell's setting of the "Te Deum" and "Jubilate" was a regular part of the repertoire until 1784,
Hereford Cathedral altar-piece and an oak screen, and instead of restoring the Chapter House he allowed its stones to be utilised for alterations to the Bishop's Palace. It was during this period that his brother, Thomas Bisse, was the Chancellor of the Cathedral. In 1724 Thomas Bisse organised a "Music Meeting" which subsequently became, with the Cathedrals at Worcester and Gloucester, the Three Choirs Festival. On Easter Monday, 1786, the greatest disaster in the history of the cathedral took place. The west tower fell, creating a ruin of the whole of the west front and at least one part of the nave.