TONIGHT SEES the unveiling of New York Theatre Workshop's much- admired staging of Eugene O'Neill's More Stately Mansions, a rough draft that survived against his wishes. Part of an unfinished epic historical cycle about "a far from model family" embarked on during the Thirties, the play receives an appropriately Expressionist treatment from Flemish director Ivo van Hove.
Royal Lyceum, Edinburgh (0131-473 2000) 7pm
Play Wisty for Me inspects the addled, brilliant life and work of Peter Cook (right) with a batch of pastiche material so good it sounds like it's been rescued from the archives.
The Pleasance (0131-556 6550) 11.30am (last day)