Paris, London and new york) What does this joke mean?

Lips, ears, what should it be ... private parts! You know … Supplement: Maybe new york is the neck … Follow-up: Paris (mouth), London (ear …), new york (neck twisting). So, do you also vaguely think that these parts are sensitive areas for women ... Supplement: In fact, the joke that three place names represent three parts of the human body is far-fetched ... Only this joke is still successful.