Jokes that, nowadays, need explaining

[LSLGuy]

Here’s a fifty-post thread from last month explaining one old Reader’s Digest joke.

Couldn't get this 80s or 90s Reader's Digest joke

Decades ago, the humor sections in Reader’s Digest were almost all real-life anecdotes, not the jokes that they are now. Sometime in the 80s or 90s, someone told a true anecdote that was published in RD’s joke section and I have never figured it out: I was a pizza delivery guy. One time I delivered a pizza to a lady, and she gave me a $20 bill and told me to “keep the change.” Delighted at such a large tip, I took the bill and went back into my car, only to have her come and knock on the car w…