Sir or Madam

Sir or Madam German Ossi hat die Hosen an is a 1928 BritishGerman silent comedy film directed by Carl Boese and starring Margot Armand, Percy Marmont and Ossi Oswalda. It was based on the 1923 novel Sir or Madame by Berta Ruck and shot at Elstree Studios near London. The film was a coproduction between Germany and Britain, with separate versions released in the countries. In Britain it was not released until February 1930.

Source: Wikipedia