I thought it was “Under the Boardwalk.” I didn’t think it was any kind of “signaling.” Of course at the time I never knew gay men cruised bathrooms for “dates.”
Fortunately; I’ve always been naive about that sort of thing. And I’m gonna stay that way too!
I didn’t know about the signal business signal until a couple of days ago, but the SNL crowd of the 70s was way ahead of me on that stuff.
In my ignorance I thought the sketch was hilarious.