basically back then if you were gay you'd get yelled at and possibly kicked out from the family because only "weirdos" are gay
now since more people are gay it's joking about how being gay is normal and hating gay people is weird

thanks peter

your welcome

the joke is gay rights

same brain cell, you and i

then was homophobic
now was homosexual (somehow??? half of the parents still homophobic)

why he ourple