Sir Alan Ayckbourn is often described as the world's most performed living playwright. Yet it is his popularity that has often led to him being overlooked as a serious dramatist in the UK. As he premieres his 75th play in his seaside theatre in Scarborough, Imagine sets out to discover why Ayckbourn is so popular, and a chorus of distinguished fans explain why he must be recognised as one of the great dramatists of our time.