Watch : ‘Sister Wives’’ Kody Brown and Robyn Brown Reveal If They’d Ever Go Back to PolygamyKody Brown is still getting used to having one wife. The Sister Wives star recently detailed the struggles of having Robyn Brown as his sole partner following separations from his wives Christine Brown, Janelle Brown and Meri Brown. “There's this strange thing that Robyn and I were in plural marriage together,” Kody explained during the season 20 premiere Sept. 28. “It all came together and then they all just left. “It's definitely a different balance,” she explained in her own confessional.