Master Class, Vaudeville Theatre, London

Vaudeville Theatre, London: Terrence McNally's Master Class, a play that recreates a public teaching session by the late, great opera star Maria Callas, first came to the West End's Queen's Theatre in 1997, after its Tony-winning triumph on Broadway the year before. That production marked Patti LuPone's first return to London after the debacle of her ignominious firing from Sunset Boulevard four years earlier. One magnificent, wronged diva was playing another but, sad to say,...