Usual John sends in this puzzler, which appeared on February 2: “Does “outie” have some meaning other than a convex navel?”

Usual John sends in this puzzler, which appeared on February 2: “Does “outie” have some meaning other than a convex navel?”

These appeared in July, 1973. How many cultural references from that particular time can you recognize?







Help! Has there been a prominent Franken in the news? Not Al? And what does that have to do with bad math?
Okay I tried a little searching, but Franken and Math, while it does turn up a story with Al Franken, it was from 2012. https://www.washingtonpost.com/…/02/gIQAI63kqS_blog.html