Summer in Germany, anno 1970. Italy is the number one destination. As every year, swarms of Teutonic tourists make their way to the Adriatic Sea. Only Willi Hirsekorn from Castrop-Rauxel has so far no plans to break south. That changes, however, as the bitchy neighbor Mizzi Buntje proudly tells of their upcoming holiday in Italy. Willi can not afford this boasting. Shortly determined, the bags are packed, and already rushes Willi in the car with his wife Sieglinde, daughter Lotti and son Kuno the sun.
Househusband Heinz lives with his two brothers Otto and Eduard. When Heinz wins a luxury cruise in a pop song contest, Otto and Eduard don't want to stay at home. The two decide to secretly go along as stowaways...
Rival gangsters from Chicago move to London and attempt to extort money from rich Britons.
