Overview

• Sweeney shared an Instagram carousel captioned “welcome to planet syd” from the Sept. 27 party, showcasing NASA decor and a planet-topped cake.
• She wore a silver, star-adorned minidress from The Blonds’ 2009 collection, the same look Britney Spears popularized during her 2008 Circus era, and subtly recreated Spears’ pose.
• Jeff Bezos attended in a Blue Origin security jacket while Lauren Sánchez wore a coordinating metallic mini; other guests included Glen Powell, Wiz Khalifa, Diplo and Sexyy Red.
• Scooter Braun was at the celebration; outlets including People report the pair are casually dating, citing sources, with no on-the-record comment from Sweeney.
• The Los Angeles event, held at Vibiana, leaned into the space motif as attendees arrived in astronaut, alien and Star Wars costumes.