The Bat. Operetta (Die Fledermaus) – Overture taky_classic 5年前 Provided to YouTube by Supraphon The Bat. Operetta (Die Fledermaus) – Overture · Johann Strauss · Česká filharmonie/Václav Neumann Best of Classics ℗ 1980 SUPRAPHON a.s. Released on: 2009-10-30 Auto-generated by YouTube.