A former aristocrat Ippolit Vorobyaninov leads a miserable life in Soviet Russia. His mother-in-law reveals a secret to him - she hid family diamonds in one of the twelve chairs they once had. Vorobyaninov in cooperation with a young con artist Ostap Bender start a long search for the diamonds.

A group of Moldavian folk musicians compete for the top Soviet prize. Singer Lyana loves the flautist, but he's fallen afoul of the group leader.

In 1919, on the tow boat Komsomol went to beat the whites. During the Second World War, during the heroic battle on the Volga on this boat were transporting wounded soldiers and children

When mysterious Russian bandit named Artist came in USA, brave Russian special agent Fyodor Sokolov runs to States for defeat evil master.

Filmed in the context of the fortieth anniversary of the creation of the Komsomols, the League of Young Communists, tells the story of three youth delegates from the League in 1918, who must make the dangerous journey to Moscow during the civil war to participate in League’s congress.

The film consists of three independent parts: "Workmate", "Déjà vu" and "Operation Y". The plot follows the adventures of Shurik (alternative spelling — Shourick), the naive and nerdy Soviet student who often gets into ludicrous situations but always finds a way out very neatly. "Operation Y and Shurik's Other Adventures" was a hit movie and became the leader of Soviet film distribution in 1965.