The Flintstones, one of the most loved cartoons of all time, began in 1960 and ran for 167 episodes. This 2-cel setup features all four of the main characters: Fred Flintstone, Wilma Flintstone, Barney Rubble, and Betty Rubble. This cel from “The Rock Vegas Story,” first aired March 30, 1962. As with most Hanna-Barbera cartoons, the cels were reused several times. This setup was used in at least 6 different scenes.