Hauptsache glücklich!(1941)

Overview:

Axel Roth is happy in his marriage and with his job. But his mother-in-law wants more for her daughter and manages to sow discord. When the two of them use cunning to secure an invitation to a high-society gathering at the general director's house, Axel's wife loses an expensive borrowed brooch there. From now on, he has to work day and night to pay off the jewelry...