Det hændte igen was released in the year 1950。Det hændte igen is also called as Key to the City, Styv i korken, Llaves de la ciudad, Kaupungin avain, Im Trubel der Millionenstadt, Clé sous la porte, Chiave della città, Charmanter Flegel。

At a mayors convention in San Francisco, ex-longshoreman Steve Fisk meets Clarissa Standish from New England. Fisk is mayor of "Puget City" and is proud of his rough and tumble background. Standish is mayor of "Winona, Maine", and is equally proud of her education and dedication to the people who elected her. Thrown together, the two opposites attract and their escapades during the convention get each of them in hot water back home.

Det hændte igen actors and actresses include Clark Gable, Jack Elam, Loretta Young, Raymond Burr, Raymond Walburn。