Klíče na neděli (Keys on Sunday) is a Czech comedy play by Antonín Procházka.
A rich aunt comes from Switzerland, and after an awkward lunch with in-laws, a cuckolded husband arrives to punish his wife's infidelity, as well as the wife of an influential official who comes to save what she sees as her daughter's slumming.
A production opened at Branické Divadlo in Prague on June 5, 2008, directed by Antonín Procházka.
[1] Notable cast members included Milena Dvorská in the role of Luisa Puckailerová, and Mahulena Bočanová and Lucie Zedníčková, both of whom played Dana Kartouchová.
On December 31, 2008, the play opened at Divadlo, directed by Jiří Havlín, in the town Hluboká nad Vltavou within the Southern Bohemian District in the Czech Republic.