ONE FACT .

All 2ne1 & bigbang have this tattoos .  People knows these tattoos means that they are the biggest mafai . You can't get the tattoo if your not one of them .. if you do .... well ...... something bad .. wrose than bad will happen .  Rumors had sade that Only The kwon family , bigbang , 2ne1 and 2 mysterious guys have it .... but know one knows .  It's on the the shoulder . 

The tattoos  :  Back

Behind the ear .

& on the arm  . THE ARM !