Finneas O'Connell Marries Claudia Sulewski

Finneas O'Connell, the 29-year-old musician and brother of pop star Billie Eilish, married his longtime girlfriend, Claudia Sulewski, on Saturday, August 29, 2026. The couple exchanged vows in an outdoor ceremony at a private estate in Montecito, California, with Eilish officiating the wedding.

The ceremony was attended by a large gathering of family and friends. Among the celebrity guests were Justin and Hailey Bieber, Kristen Bell and Dax Shepard, Emma Chamberlain, Jason Sudeikis, and Rachel Sennott. Eilish's boyfriend, Nat Wolff, was also present. The couple's two rescue dogs, Peaches and Moose, participated in the ceremony, wearing custom bows made from the same fabric as the bride's gown.

Sulewski, a 30-year-old beauty content creator and founder of the skincare brand Cyklar, wore four custom Oscar de la Renta looks throughout the wedding weekend. For the ceremony, she chose an ivory silk faille ballgown with a drop-waist bodice and a draped scarf neckpiece. She told Vogue that the dress "demands a moment of silence," explaining she was inspired by dramatic, princess-like silhouettes from the fashion house's archives. The other looks included a gown for the rehearsal...