Lykkens landevej was released in the year 1957。Lykkens landevej is also called as The Happy Road, Vi rymmer till Paris, Route joyeuse, Karkaamme Pariisiin, Destinazione Parigi, Con destino a París, Straße des Glücks。

An American boy and a French girl run away from a Swiss school making for Paris to reunite with their parents. The boy's father (Gene Kelly) and the girl's mother (Barbara Laage) join forces, despite cultural differences, to search for their kids.