Oscar Shorts Finder

Sing (Hungarian: Mindenki, meaning "Everybody") is a 2016 Hungarian short film directed and written by Kristóf Deák. Set in 1991, it follows the story of a girl who moves to a new elementary school and becomes a member of the award-winning school choir. In 2017, the film won the Oscar for Best Live Action Short Film at the 89th Academy Awards. The film also won the best National Films.
— Wikipedia