EXO Teaser 12 KAI & LAY(Two Moons 'Roll Like a Buffalo')

these two dancing machine stole my heart for the first time i seen this teaser,one from EXO M(Lay) and one from EXO K(Kai)
Lay (white golden dots jacket)being such a badass in this teaser and i can't stand for Kai's (black jacket) expression..