Jean-Jacques Vital

Philippe, an employee at the Bourdinet firm, having been caught kissing Jacqueline, his boss's daughter, is fired. Some time later, Bourdinet launches a radio quiz show to boost his business. Philippe then decides to compete in the hope of telling the thousands of listeners what he thinks of the industrialist. A blow on the head having given him a gift of second sight, the competitor becomes impeccable and wins astronomical sums to the great despair of Bourdinet. Everything will work out in the end and Philippe will be able to marry Jacqueline.

"Le Tambourin", a Montmartre nightclub, is on its way down. Although it can boast great performances by the alluring Les Bluebell Girls and by Jacques Hélian's lively Big Band the venue does not attract people anymore. Nightclub patrons now prefer the jazz cellars of Saint-Germain-des-Prés. Taking this new taste into account, the staff of the "Tambourin" and Jacques Hélian decide to set up their own club, "La Pivoine Ecarlate". They are joined by Pâquerette, a flower vendor and amateur singer, and by Jean-Pierre Francis, an existentialist poet...

Mimile is a street singer and also a very inventive free rider. With his friend Georges, a musician in the same orchestra, they meet Arlette Sicleton and Lulu. Arlette is the sister of Sicleton, a sports event organizer and Lulu is the daughter of Ledoux, the supervisor in charge of tracking down free riders. After many misunderstandings, love will triumph.

Jules Duraton is the headmaster of Chatelbourg's high school. He is happily married, has a teenage daughter named Solange, and everything would be for the best of all possible worlds if he and his family were not the namesakes of the protagonists of a famous comic series broadcast every day on Radio Monde "La Famille Duraton". Day after day, the real-life Duratons are made fun of because of their surname and Jules just can't take it any more. That is why he decides to sue the radio station responsible for his misfortune.

Unbeknownst to the members of a French family, a radio announcer makes them the subject of a broadcast.

Le Grand Échiquier is a French variety television program created and presented by Jacques Chancel. It aired at 8:30 pm on the first channel of the ORTF from January 12, 1972 to July 12, 1972, then on the second color channel of the ORTF from September 1972 to December 1974, and finally on Antenne 2 from January 1975 to December 21, 1989. The program returned to France 2 on December 20, 2018 and is hosted by Anne-Sophie Lapix.