Round Hole Square Peg

Jack: I finally learned what “be there or be square” means.

me: Yeah? I always thought it meant if you’re not there you’re a dork. Which is what square meant back in the 50’s.

Jack: Ha. So wrong! If you’re not there you’ll be a square because you’re “not a round”.

me: ?

Ohhhhh! (Lightbulb)