Which has more acts, Die Walküre or La fille du régiment?
La fille du régiment La fille du régiment ("The Daughter of the Regiment") is an opéra comique in two acts by Gaetano Donizetti, set to a French libretto by Jules-Henri Vernoy de Saint-Georges and Jean-François Bayard. It was first performed on 11 February 1840 by the Paris Opéra-Comique at the Salle de la Bourse.
Your Life Guards Your Life Guards or Your Life Regiment (German: Ihr Leibregiment) is a 1955 West German romantic comedy film directed by  Hans Deppe and starring  Ingrid Andree, Gerhard Riedmann and Wolf Albach-Retty.