Someone can register two cars so why not two spouses?

"Nathan Collier said he was inspired by the recent Supreme Courtdecision that made marriage equal. He said he was particularly struck by the words of dissenting Chief Justice John Roberts who claimed giving gay couples the right to marry, might inspire polygamy.

And so this week, Mr Collier and his two wives, Victoria and Christine, entered a courthouse in Billings, Montana, and sought an application to legalise the trio’s polygamous union,

“Right now we're waiting for an answer," Mr Collier told The Independent. “I have two wives because I love two women and I want my second wife to have the same legal rights and protection as my first.”  "

source: http://www.independent.co.uk/news/world/americas/nathan-collier-montana-man-inspired-by-samesex-marriage-ruling-requests-right-to-wed-two-wives-10361612.html

TWW thinks the problem started with the government getting in the business of issuing sex licenses back in the days when good girls didn't do it until they were married.  There is a difference between two or more adults signing a contract and the government trying to control sexual behavior. Just wait until the animal rights people get into the fray and try to make pets eligible to get married.  

"Since government has been involved in marriage, they have done what they always do — taxed it, regulated it, and now redefined it. It is hard to argue that government’s involvement in marriage has made it better, a fact also not surprising to those who believe government does little right."

see: http://time.com/3939374/rand-paul-gay-marriage-supreme-court/