The ABC of Love (Das Liebes-ABC) (1916)

When Lis meets her fiancé for the first time, she is severely disappointed. Having dreamed of a dashing, mysterious Latino man, she instead finds herself stuck with the shy and inexperienced Philip. Something must be done! Lis takes Philip to Paris, where she intends to teach him to be a real man. But doing so requires her to gain access to male society herself. Disguised as a man, Lis ventures out into Paris nightlife with Philip, only to discover that life as a man is harder than expected. However, the real trouble begins when Lis’s father shows up unannounced. (stumfilm.dk)