Have 당신 ever...?

Yes...Well, I kind of did. I heard (FOR REAL...) someone say "CaN yOu FeEl ThE sUnShInE?"...Creepy....Well, not really.

I've never heard of tail doll

Nooo..

"Seen" would be a bit untruthful. 더 많이 like "felt". Not like physical contact, just... the way I'd imagine disturbances in the Force to feel. Except constant. And very strong. And unpleasant.