Lady Windermere's Fan, A Play About a Good Woman is a four-act comedy by Oscar Wilde, first performed on Saturday, 20 February 1892, at the St James's Theatre in London. The story concerns Lady Windermere, who suspects that her husband is having an affair with another woman. She confronts him with it but although he denies it, he invites the other woman, Mrs Erlynne, to his wife's birthday ball. Angered by her husband's supposed...