In the complex family life of the Kody Brown clan, it's hard to keep straight which brother and sister (of the, what, 16 of them?) is the biological offspring of which sister wife.
Having said that, one of the wive's kids is decamping to live in the house of one of her non-real mothers.
We know what horndog Kody's perks are with the four-wife package, now we finally know what yours are. What a luxury.