‘The Real Housewives of Orange County’ returns for season 18, the 100th season in the ‘Real Housewives’ franchise. Heather Dubrow reacts to the Bravo milestones, previewing the ups and downs to come, especially between her and new Housewife Katie Ginella. Heather explains why the two didn’t get along, comparing Katie to season 16 addition Noella Bergener. Plus, Heather weighs in on the Shannon Beador saga, reflecting on her co-star’s arrest for an alleged DUI and the larger conversation happening within the group around Shannon’s drinking. ‘RHOC’ airs Thursdays on Bravo, with episodes available to stream next day on Peacock.