St. Clair Bayfield is best known as the manager of an American socialite who was ranked as what by Stephen Pile?
Florence Foster Jenkins: Florence Foster Jenkins (born Narcissa Florence Foster; July 19, 1868 – November 26, 1944) was an American socialite and amateur soprano who was known and mocked for her flamboyant performance costumes and notably poor singing ability. Florence Foster Jenkins:  The historian Stephen Pile ranked her "the world's worst opera singer".
i don't know