Das runde Ding vom Odenwald (1987)

The Retirees Jean Lulay and Walter Lohmann feel angry about the folks in the local pub of their village, because those say, that the elders are not of much use. Jean and Walter decide to show, that they are still to be thought of. The develop a model of a UFO and make fun of the people in their home village, letting the UFO fly at night, making people believe, it is a real flying saucer.