And the family just gets bigger and bigger…
Robyn Sullivan is officially a sister wife, making her the fourth in the Brown clan.
Sources are reporting that Kody Brown of TLC's Sister Wives married his fiance Robyn, "a few months ago" at a private religious ceremony in Utah.
TLC cameras were not allowed to film the ceremony, however, lucky viewers will be able to get a peek at the couple's wedding reception.
Robyn entered the family with 3 children from a previous marriage, which now brings their household to a total of 21 members.