More highlights from the Edinburgh Festival including Margi Clarke 's first one-woman show, 21 st Century Scut; a beginner's guide to the wonderful world of American director Peter Sellars , who is in Edinburgh with his new drama production of The Persians, direct from Salzberg; and Glaswegian comic
Bruce Morton heads east to search for the best of the festival comedy. Presented by Kirsty Wark.