- HD 1080
- Runtime: 88m.
- Status: Released
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- Languages: fr
- Country: France
- Director: Jacques Poitrenaud
- Stars: Michel Simon, Marie Dubois, Serge Gainsbourg, Yves Lefebvre, Mary Marquet
- Production_studio: Champs-Élysées Productions
- The The Marriage Came Tumbling Down is featured in the top rankings of 1968
- #55 in Top Comedy Movies of 1968
Jacques spends his summer vacation with his grandfather, Jericho, in the company of his wife Marie. The malicious ancestor quickly realizes that his grandson's marriage is on the brink of breakdown. He does everything to save him.