Billie Eilish turned heads in a plunging corset dress while officiating her brother Finneas O'Connell's wedding with Claudia Sulewski on August 29.
The "Happier Than Ever" singer paired the off-the-shoulder evening gown with tiny drop earrings, dark lipstick, and an auburn bob.
Also in attendance were Eilish's boyfriend Nat Wolff, Kristen Bell and husband Dax Shepard, Hailey Bieber and Justin Bieber, and Nina Dobrev.
Finneas O'Connell and Claudia Sulewski are officially married! On August 29, the couple tied the knot at a star-studded celebration in Montecito, California, per People. As friends and family gathered in black-tie attire, Billie Eilish had the honor of officiating her brother's wedding ceremony while rocking a plunging corset dress that beautifully complemented the storybook landscape.
Claudia Sulewski and Finneas O'Connell attend the LACMA Art+Film Gala in Los Angeles on November 1, 2025.
#finneas
The "Happier Than Ever" singer paired the off-the-shoulder evening gown with tiny drop earrings, dark lipstick, and an auburn bob.
Also in attendance were Eilish's boyfriend Nat Wolff, Kristen Bell and husband Dax Shepard, Hailey Bieber and Justin Bieber, and Nina Dobrev.
Finneas O'Connell and Claudia Sulewski are officially married! On August 29, the couple tied the knot at a star-studded celebration in Montecito, California, per People. As friends and family gathered in black-tie attire, Billie Eilish had the honor of officiating her brother's wedding ceremony while rocking a plunging corset dress that beautifully complemented the storybook landscape.
Claudia Sulewski and Finneas O'Connell attend the LACMA Art+Film Gala in Los Angeles on November 1, 2025.
#finneas
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