Here they are in a video published earlier today, at what looks like an office party. The tune, Kannst du Knodel Kochen?, asks a girl whether she can cook dumplings. It was made popular by Ernst Mosch, but written by Czech composer Karel Vacek (1902-1982). I have a post on Vacek in the works.
Here's a fully produced music video of Ghost Riders in the Sky:
20 minute Blechhauf'n documentary in German: