On the Reeperbahn at half past midnight

There is a song and film title on the Reeperbahn at half past twelve:

On the Reeperbahn at half past twelve (song) , melody and text by Ralph Arthur Roberts, early 1920s
On the Reeperbahn at half past twelve (1929) , film directed by Fred Stranz
On the Reeperbahn at half past twelve (1954) , film directed by Wolfgang Liebeneiner, with Hans Albers among others
On the Reeperbahn at half past twelve (1969) , film directed by Rolf Olsen