In a new teaser for season 19 of 'Sister Wives,' the Brown family rift is front and center as Christine vows she won't be 'friendly,' and Janelle claims she doesn't miss Kody. Meri's also moving forward without Kody, admitting she's 'seen this coming for a long time.' As for how the Brown patriarch feels about the family's situation? Kody tells his only wife left standing, Robyn, that he feels 'betrayed' by them all. The new season of 'Sister Wives' premieres Sept. 15 on TLC.