Sister Wives' Robyn Brown and husband Kody Brown confessed to having mixed feelings about adding another sister wife to their family after three failed marriages. During the Sunday, November 2, episode of the TLC series, Kody, 56, revealed that a woman reached out wanting to get to know him and Robyn, 47, and possibly join their family. After the initial shock wore off - Robyn was upset the woman approached him and not her as is protocol in polygamy - she got real about where she stands on the topic. "Truth be told, for one split second, I kind of go, 'Hmm.