The LIE was, as far back as I can remember, crazy on Fridays! It's just what it was, but just kept on getting worse and worse from the late '50s through the '60s!
I thought about that Fri. night thing after I posted.
I wuz 16/17, not legally allowed to drive in or through NYC.
I mostly drove/explored “extreme” eastern LI on Saturdays and Sundays, in the daylight.