Gay

Used in conservations to make fun of them or to "roast" them. Often meaning loving other of your sex. When replying with, "Yeah, Im happy." This proves that your actually gay and want to suck dick.

Ayooo, you're really gay.
Yes, I am. I am very happy
AYOOO, YOU EVEN GAYER

Gay

Used in conversations to make fun of someone. Often meaning, loving someone of your own sex. You wouldn't want to be gay because you can go to hell for this sin. When they reply with, "Yeah, I am happy." This phrase will confirm you are gay and not straight and nothing will prove it.

Ayoo, you're gay
Yeah, I AM happy
AYOO, YOU ARE EVEN GAYER