You're referring to the 1989 French film "La Vie est un long fleuve tranquille" (English title: "Life Is a Long Quiet River") directed by Étienne Chatiliez.
Given the age of the film, official sources are scarce. If you are searching for , avoid "HD" upscales that try to polish the film into oblivion. Look for release groups that specialize in French classics. La Vie Est Un Long Fleuve Tranquille -FRENCH--DVDRIP-
Released in 1988, Étienne Chatiliez’s feature debut, La Vie est un long fleuve tranquille ( Life is a Long Quiet River ), stands as a watershed moment in French cinema. It revitalized the comedy of manners, injecting it with a dose of biting, almost cruel social realism that distinguished it from the lighter comedies of the era. While the title suggests serenity, the film is a chaotic exploration of class struggle, religious hypocrisy, and the absurdity of fate, served with a heavy dose of dark humor. Through the juxtaposition of two families poles apart, Chatiliez exposes the cracks in the French social fabric, questioning the nature of identity and the authenticity of moral posturing. You're referring to the 1989 French film "La
The discovery reveals that Bernadette is biologically a Groseille, and Momo is biologically a Le Quesnoy. The story follows the "re-adjustment" as the families try to integrate their biological children into their vastly different worlds. The refined Le Quesnoys attempt to "buy" Momo back, but the encounter between the two social classes leads to chaotic and hilarious culture clashes. Look for release groups that specialize in French classics
A key target of the film is the French republican ideal of égalité des chances (equality of opportunity). When the social worker reveals the truth, she assumes that a simple correction will restore justice. Instead, it creates only misery. The Le Quesnoy parents are horrified not by the loss of their biological son, but by the contamination of their lineage. The Gros-Dubois parents see Momo’s newfound wealth as a lottery win, leading to vulgar consumption (buying a racehorse named "Bourgeois").
The 1988 French cult classic comedy " La Vie Est Un Long Fleuve Tranquille