Když rozvod, tak rozvod(1983)

Overview:

Young couple Hynek and Pavla are on the verge of divorce, largely due to Hynek’s meddling mother. When Pavla’s father unexpectedly visits, they pretend their marriage is intact, leading to awkward situations—especially after he lavishly gifts them a new car. Tensions rise further when Pavla learns her father plans his own separation due to a mistress, forcing all parties to confront hidden grievances.