Overture (Allegro vivace - Allegretto - Tempo di Valse - Allegro) (蝙蝠) (Operetta in three acts · Libretto by Carl Haffner and Richard Genée after 'Le Réveillon' by Henri Meilhac and Ludovic Halévy · English version by Christopher Hassall|1959 Digital Remaster|Overture)