Why does EVERYONE THINK you have to be Black to be a Thug?

I HATE stupid ignorant people who say to people dude your not black,he wants to be black How do you be black?? when are people gonna stop it with these stupid idiotic ignorant stereotypes??there are wannabes and there are real gangsters and ive seen Asians and Whites Gangsters/thug before im not but i grew up in a Chicano/mexican neighborhood and Asian