A Temperamental Wife (1919)

Capricious Billie Billings determines to marry bashful bachelor Senator Newton of Nevada and succeeds. She discovers on her honeymoon that her husband's secretary "Smith" is actually a woman. When the senator refuses to heed his wife's demands to fire Smith, Billie flirts with a French count and runs away with him to a country inn. The count gets drunk and Billie insists on separate rooms. Billie's friend Dr. Wise arrives at the inn with Smith, her husband and twin children, and Senator Newton. Smith assuages Billie's jealousy and then leaves the senator and his wife alone. The reunited couple depart for a second honeymoon.