Boyana Film image Hepi End March 4, 1969 Theatrical Boyana Film English title: Happy End StudioBoyana Film Credits Directing Director Donyo Donev Writing Writer Anastas Pavlov Music Music Emil Pavlov Animation Animator Emil Abadzhiev, Georgi Dumanov, Ivan Hadzhitonev, Todor Nedevm Hristina Novakova, Anton Trayanov, Despina Zhelyazova ← Urok Po Tzigulka - I Veselyatzi →