Mommy Is at the Hairdresser's(2008)

Overview:

in the summer of 1966, in Beloeil, Québec, where a young girl named Élise is enjoying summer vacation. Summer 1966. It's time to enjoy the summer holiday, total freedom. Suddenly her mother leaves her family to pursue her journalism career in London. Her urge to leave is triggered when she coincidentally listens in on a conversation between her husband and his male lover. Her brother Coco seeks solace in the garage, building a super racing car. Her youngest brother Benoît throws himself into his own inner world. The father seems absolutely knocked out by the situation. Élise decides to take control of her family, in an eloquent attempt to save them. With the assistance of flourishing nature around her, she stands on the threshold of an incomparable summer.