Hilliard Ensemble, Nevill Holt Opera, Alexander L'Estrange
Sean Rafferty's guests include one of the vocal ensembles involved in the 2013 Voices Now Festival at London's Roundhouse, with some of the coaches - members of the peerless Hilliard Ensemble.
Also today, members of a new summer opera venture - Nevill Holt Opera, set in the grounds of an English country manor house. They will be performing live in the studio from their new production of Mozart's The Magic Flute.
Plus we talk to members of the Tokyo Quartet on the road of their farewell tour, and composer Alexander L'Estrange about his new community work 'Ahoy! Sing for the Mary Rose'.
Main headlines are at 5pm and 6pm.