Kène ya ma kène... or Once Upon Our Time (French: Un Conte de Faits) is a 2010 Tunisian documentary film directed by Hichem Ben Ammar and starring Bacem Anas Romdhani.
In a popular neighborhood of Tunis, a trombonist dreams of his son, Bacem Anas Romdhani, becoming a great musician.
The son makes his father's dream his own, and develops extraordinary aptitudes with the violin.
After winning several international competitions, he is offered the chance to enroll in the prestigious The Yehudi Menuhin School in London.
The film shows Bacem Anas’ journey, the obstacles he faces on the way, and his evolution while in Europe from 2006-2010.