"Never mind that people had green faces and the colors on the cellophane had no relation to the picture on the tube."
As I recall, the overlay was blue on the top half, green on the bottom half. It worked great on landscape shots. LOL
Another overlay was used for Winky Dink, wherein you used crayons to draw bridges and things for Winky Dink to walk in. FWIW, Winky Dink was hosted by Jack Barry, who went on to MC some of the biggie quiz shows of the time.
Speaking of hosts, I remember seeing Pinky Lee collapse on air while doing his frenetic dance routine. I suppose today they'd have "crisis counselors" or something for the kids ;-)
Betty Furness not being able to get the Fridigaire door open during a live commercial sticks in my mind, too. I can still hear my parents' howls of laughter.