The Flinstones was relateable with modern problems, but solved with Stone Age solutions. People understood why Fred Flinstone forgot his and his wive's wedding anniversary, but found humor in his Stone Age solution to the modern-day problem.
TV Themes ~ MASH, Theme of late / early TV -- taken from the movie, the theme's actual title is "Suicide is Painless". (Watched the original movie recently.didn't really stand up to time. The TV show was much much better.