1976, Hayfilm Studio, 7min. (194m), color.
Scr. A.Ayvazyan, Dir. R.P.Babayan, Art Dir. M.Vagharshyan, Cam. A.Kyurdyan, Compos. Yu.Harutyunyan, Sound Yu.Sayadyan, Edit. A.Hakobyan, Prod.Manag. S.Petrosyan.
The loudest of the instruments, the tuba, begins to throw out the rest of instruments in the orchestra, but finds that it cannot play anything alone. At the end it returns to the orchestra and plays in harmony.