Operetta for children aged 3-8. Story of young Cole who only sings due to stress. At his grandfather's farm, the Master of Song casts a spell making everyone sing, including the audience. Children from audience and Emperor Svetsar help break the spell. Cast: Branko Kocica Milićević, Milica Janketić, Miloš Lalović, Đorđe Kocić, Božidar Obradnović, Predrag Filipović, Mirko Kovačević, Stefan Aleksić. Duration: 65 minutes. Moral: Who sings thinks no evil.