Co nhieu cai hay lam , xem xong ko hieu gi sat, ai giai thich dum em voi :
http://www.youtube.com/watch?v=GDZoVVnpFv0&mode=related&search=
http://www.youtube.com/watch?v=z4jlQeqETOQ&mode=related&search=
http://www.youtube.com/watch?v=EciGm9yfGBU&mode=related&search=
:sacsua (
:chocwe (