…When the street belongs to the cop
And the janitor with the mop
And the grocery clerks are all gone.
When the smell of the rain-washed pavement
Comes up clean, and fresh, and cold
And the streetlamp light fills the gutter with gold.

– Frank Loesser, speaking of 4AM
   in “My Time of Day,” a song he wrote for Guys and Dolls,
   a musical based on the writings of Damon Runyon (1880-1946) 

This song (below) and the scene it creates – and the new relationship developing within it – are definitely worth the 3 minutes and 13 seconds it asks you to invest…