BVP later began discussing the future of marriage equality, including the recent oral arguments in front of the US Supreme Court about DOMA and Proposition 8. BVP brought up the slippery slope idea that if gay and lesbian couples are allowed to legally marry, then polygamists and incestuous couples would have "an argument" in court. Like they cannot argue their cases otherwise. That doesn't mean that it will work out for them, but they do indeed have the right to argue their collective cases in court.
You can watch it here:
BVP later notes that marriage equality will get reversed. Someday.