That Little Band of Gold (1915) Starring Roscoe Arbuckle and Mabel Normand

A happy young couple become engaged, and soon afterwards they are married. But after their marriage, the husband begins to stay out carousing with his friends, leaving his wife at home with her mother. Then, when the three of them go to the opera together, the husband spots one of his friends in another box. Soon the domestic difficulties reach their peak. Description Source: IMDb