Why are these things a thing?

Why are these things a thing?

Why is the word "Fleek" a thing?Why is reality T.V. a thing?Why is Jersey Shore a thing?Why is wearing pants down to your knees a thing?Why are ass-less chaps a thing?Why camel-toe underwear a thing? (Like really?! Ew)Why are men thongs a thing?Why are face tattoos a thing?Why are taxes a thing? Why is kale [...]