A tour of the Gilbert and Sullivan record-breaking festival

This year marks the 100th anniversary of the death of WS Gilbert - the man who wrote the lyrics of the famous Gilbert and Sullivan operettas.

To mark the event, the largest ever Gilbert and Sullivan festival is taking place in Buxton in Derbyshire. Fans from across the world will gather to see a record-breaking 50 productions.

The BBC's David Sillito reports from behind the scenes.