Duck face came to mind yesterday - randomly realized I hadn’t seen duckface in the wild for a long time.
Or, alternatively, what are some old fads you wish would make a comeback?
The spirit of the question is social fads. Please try to keep replies to lighthearted things. I’ll delete the post if the comments turn into political commentary.
Here is an example of what I mean https://youtu.be/qqfk7-3iN-U This man is pausing briefly to gather his next thought instead of grunting like someone with a double digit iq.