Billie Eilish, Paris Hilton, and Salma Hayek Spоtted Exiting Glitzy Gucci Afterparty at Chateau Marmоnt in LA

Billie Eilish, Paris Hilton, and Salma Hayek Depart Glitzy Gucci Afterparty at Chateau Marmont in LA

Hilarious! Billie Eilish appeared to be in great spirits while leaving the glitzy Gucci afterparty at the Chateau Marmont in West Hollywood on Saturday night

Billie Eilish looked cheerful as she left the glamorous Gucci afterparty at West Hollywood’s Chateau Marmont. 

'Made from 75% plant-derived raw material sources': The 21-year-old pop star fronts the new 'Ancora Notte' campaign for the Italian luxury fashion house, and she toted the $3,500 vegan 'Horsebit 1955 Mini-Shoulder Bag' during the launch at the 2023 LACMA Art+Film Gala

The 21-year-old singer, who stars in Gucci’s new ‘Ancora Notte’ campaign, sported the brand head-to-toe and accessorized with the $3,500 vegan ‘Horsebit 1955 Mini-Shoulder Bag’.

What Was I Made For: Billie - who was decked out in head-to-toe Gucci - covered her signature red-rooted raven locks in a black sparkly head scarf

 Meanwhile, Paris Hilton, accompanied by her husband Carter Reum, dazzled in a blue-patterned gown, while Salma Hayek, escorted by her husband François-Henri Pinault, exuded elegance in a golden-ombré Gucci gown.

Hey girl! While at the fashion bash, Eilish (last name O'Connell) hung out with Oscar nominee Kirsten Dunst, who looked leggy in a white Gucci sleeveless mini-dress

 Also spotted departing were celebrities Kim Kardashian and Eiza González.

Coy smiles: The seven-time Grammy winner also enjoyed hanging out with Sitting in Bars with Cake actress Odessa A'zion.

A'zion flashed her black bra-top beneath a sheer Gucci frock.

Barbiecore: Also spotted smiling while leaving the afterparty was Paris Hilton, whose hairstylist Eduardo Ponce fastened a faux-ny ponytail to her signature platinum-blonde locks.

Walmart collaborator: The 42-year-old hotel heiress-turned-reality TV icon looked elegant in a blue-patterned gown featuring a cape and sparkly silver heels.

Family affair! Paris was joined at the 2023 LACMA Art+Film Gala by her husband Carter Reum (L) and her parents, Kathy Hilton and Richard Hilton.

Still going strong! Hilton and the 42-year-old M13 Ventures founder - who are proud parents of nine-month-old son Phoenix Barron - will celebrate their second wedding anniversary this Saturday.

Party's over! Salma Hayek sat in the backseat of a car as her husband of 14 years - billionaire François-Henri Pinault (L) - sat in the front while leaving the Chateau Marmont.

Boss man: The Mexican 57-year-old and the 61-year-old Frenchman - who are proud parents of 16-year-old daughter Valentina - could not miss the 2023 LACMA Art+Film Gala considering he's the CEO of Kering (which owns Gucci).

Black Mirror actress: Salma, as usual, showcased her sensational 5ft2in figure in a golden-ombré Gucci gown selected by stylist Rebecca Corbin-Murray.

Peek-a-boo! Kim Kardashian (L) left the Gucci afterparty in a white car with fashion photographer Mert Alas (R).

Ambulance actress: Also leaving the Chateau Marmont on Saturday was Eiza González, who rocked a Gucci bustier with a black leather mini-skirt.

Caveman vibes: The Mexican 33-year-old - who was last romantically linked to Brooklyn Nets point guard Ben Simmons in February - Instastoried a shadowy beach snap of herself with a mystery man that same day