Escher String Quartet, Penguin Cafe
Sean Rafferty's guests include the New York-based Escher String Quartet, former Radio 3 New Generation Artists. In the UK for appearances at London's Wigmore Hall and the Gregynog Festival in Wales, they will be performing live in the studio. Also playing live, Penguin Cafe as they prepare to visit this year's Glastonbury Festival.
Main headlines are at 5pm and 6pm.