Watch: RHOBH's Dorit Kemsley Walks Off After Fight in Dramatic Midseason TrailerKyle Richards and Dorit Kemsley's fractured friendship is anything but 9021-Okay. The Real Housewives of Beverly Hills costars officially go to war in the jaw-dropping trailer for the Bravo series' upcoming season 15 reunion. After butting heads all season long over Kyle calling out Dorit's behavior amid her messy divorce from ex Paul "PK" Kemsley, the former BFFs' feud escalates in the shocking preview.