Carole Radziwill is having a Housewives homecoming.

The best-selling memoirist, former international correspondent, and Kennedy family member via marriage is jumping back into the Real Housewives of New York City fray as a friend-of for the upcoming season 16.

Variety first reported the news Monday, which RHONY network Bravo subsequently confirmed with an Instagram post celebrating the return of fan-favorite "Radzi." Referencing Radziwill's penchant for long-distance running, the network wrote, "In the marathon of life, loyalty is everything.

And because of Bravo fans' loyalty, Carole Radziwill is returning to [RHONY] as a friend-of for Season 16!" Radziwill returns at an inauspicious time in the long lifespan of the reality institution.

RHONY made stars of many of its cast members, like Bethenny Frankel, Dorinda Medley, Luann De Lesseps, and Radziwill, who appeared in the core cast from season 5 to season 10.

But by season 13, the network decided that the series was in a tough enough spot to merit a reboot, which entirely wiped the cast and replaced them with six brand-new faces.

The rebooted RHONY has struggled to find footing with viewers and has suffered major ratings losses.

Meanwhile, E! announced that original cast members de Lesseps, Ramona Singer, and Jill Zarin would join season 2 addition Kelly Bensimon and season 3 addition Sonja Morgan on a new reality series called The Golden Life.

Just days after the series announcement, however, Zarin....