Party on!

The Birthday Party (French: Histoires de la Nuit, lit. 'Night Stories') is a 2026 French drama film written and directed by Léa Mysius. It is based upon the novel of the same name by Laurent Mauvignier. It stars Hafsia Herzi, Benoît Magimel, Bastien Bouillon, Monica Bellucci, Tawba El Gharchi and Paul Hamy. The film had its world premiere in the main competition of the 2026 Cannes Film Festival on 22 May, where it was nominated for the Palme d'Or and won CST Award for Best Young Female Artist-Technician. It was theatrically released in France by Le Pacte on 16 September.