When the curtain fell on the last act of "The Squire's Daughter," the comedy-opera that had taken all musical London by storm, a tall and elegant young English matron and her still taller brother rose from their places in the private box they had been occupying, and made ready to depart; and he had just assisted her to put on her long-skirted coat of rose-red plush when an attendant made his appearance. "Mr. Moore's compliments, your ladyship, and will you please to step this way?"