This is a catch from the musical comedy of 1954, "Haroumeno Xekinima" ("Cheerful start"), directed by Dinos Demopoulos. The splendid music have written L. Markeas and K. Kapnisis.

This film is the first, in which a legend of the Greek song, Nikos Gounaris (1915-1965), was filmed. While two years later (1956) he was filmed in another film for the last time...
Here is singing a hilarious song that had composed himself!
Naturally, the young clarinettist is Giorgos Katsaros -a remarkable Greek composer thereafter...