I will never stop being fascinated by the almost prophetic nature of some of the stuff people chose to record and hold onto for decades until the internet came along.
I imagine Hanna-Barbera worshipped something like this, thanking the phenomena that kept a client from extending its weekday morning news program to weekend slots.
I think your comment answered my question, but yeah this isn't the Saturday morning cartoon bump. I think I remember Smurfs coming on right after the news and then it was just something boring like Golf