Do you think American are stupid?? They are NOT.. watch this and u know why i said this

There are more than 17 million ppl watched this video. After they watch it. They got their answer and satisfy with it for the rest of their life. If you dunno the answer... PLS WATCH IT. I bet u might wan to know how many sides do triangle have??? hahaha, And where do KFC come from?? HAHAHAHA