With Mark Lawson A retrospective of Rolf Harris' art and other talents - from singing to swimming - is about to open in Liverpool. He discusses his work, his love of gum-trees, and what he and the Queen chatted about whilst he was painting her portrait. How does an actor convincingly play drunk without forgetting his lines or falling off stage? Actors Michael Caine, David Suchet and Leo Bill reveal their tips, and National Theatre stage manager Ian Connop offers a guide to mixing stage drinks. As part of the BBC's Shakespeare Unlocked season Paul Whitehouse chooses his favourite piece of Shakespeare. Singer Ian Bostridge pays tribute to German baritone Dietrich Fischer-Dieskau, whose death was announced today. Producer Lisa Davis.