The backless design featured a naval-grazing plunging neckline, wide cutouts, front ruching and a dramatic cape cascading behind her shoulders.

For the occasion, Beyoncé was styled by Ty Hunter and stunned in a chic black minidress. She accessorized with diamond jewelry, sheer black tights, and gloves. The star wore her loose curly hair in a deep side part, and her makeup—dubbed “SuperSpy Glam” by her makeup artist Rokael Lizama —was shimmery and gold.

Kendall, who recently celebrated her milestone 30th birthday on Nov. 3, posted a close-up snapshot of her look featuring a figure-hugging fishtail red gown, teamed with a pair of black The Row Cleo Bijoux sandals.

Prince Harry recently attended Kris Jenner’s birthday party with Meghan Markle at Jeff Bezos’s Beverly Hills residence, per reports. Harry appeared to take on the role of Meghan’s “personal bodyguard” as they entered the James Bond-themed event.

The carpet was rolled out, cameras flashing and guests arriving in style it was meant to be a high-glamour celebration for Kris Jenner’s birthday.