Monday morning, Matty told Hattie about the thing she saw, as reported by Sam the Sham (aka Domingo Samudio) and the Pharaohs.
This is from a performance on the Mike Douglas Show out of Philadelphia, which unlike most variety shows of the era, had performers sing live rather than lip-synch.
I think it was on the Patty Duke Show where I first learned that “L-7” meant “square,” because if you put your two hands together, one with your fingers in an “L” shape and the other upside down as a “7,” they formed the image of a square.
Ever-Reliable Wikipedia tells us it’s Butch Gibson on the saxophone.
Thanks to YouTuber jthyme