“When I film for my mom’s show, I could just hibernate in my room if I don’t feel like doing it. But with Next Gen there was none of that.” Photo: Scott Gries/Bravo via Getty Images Is being a good reality star genetic? That’s a question you can’t help but consider when watching Bravo’s new show Next Gen NYC , which follows the now-grown children of Real Housewives fixtures and their socialite friends navigating life in Manhattan. As for legacy players, the show stars Ariana Biermann (daughter