Watch Un diner d'adieu for Free: How to Stream the Movie Online at 123Movies. . Why do we often go to dinners we don't want to attend, to see friends who aren't really friends anymore? Out of habit? Out of kindness? Out of cowardice? Intoxicated by the idea of tidying up their schedules by sorting through their old friends, Pierre and Clotilde Lecoeur (played by ERIC ELMOSNINO and LYSIANE MEIS) decide to organize farewell dinners, the ultimate form of friendly divorce. However, by choosing - as their first victim - Antoine Royer (played by GUILLAUME DE TONQUÉDEC), their oldest friend, Pierre and Clotilde are unaware that they are getting caught up in a downward spiral.