Best Enemies Forever () is a 2016 Italian comedy film directed by Luca Lucini.
Two woman - Lucia (played by Margherita Buy) and Fabiola (played by Claudia Gerini) - end up with joint custody of their ex-husband's child.
Lucia is an animal psychologist. Fabiola is a estate developer. Their ex-husband Paolo died and at his funeral they discover that they are given join custody of his son - Paolo Jr.
Things are rocky at first, but when the government threatens to <ins>take</ins> the child, both women band together to protect him.