I sometimes would stick my tongue out at a child then smile. They always smiled back and I thought it would be funny if they said something about it and not being believed.

Well one day this kid started crying in a restaurant. That was the last time I did that.

Don’t give traffic to reddit. Do what reddit does to everyone else: screenshot it, then post it here in a way that does not tell you the original source. But then be better than Reddit by giving attribution to the original creator. 

Just happened to me yesterday. But I didn’t respond because I’m socially awkward

this works on zoom office meetings too. pick the most bored person and casually mimic their motions and see how long it takes for anyone to notice.