Nina Dobrev, Emma Roberts and Chrissy Teigen were also in the running for the night’s most-liked photo.
“I was butt-ass naked, so I had to make everyone else around me just as comfortable,” the model said Monday night.
Oscar winners Emma Stone, Casey Affleck, Mahershala Ali and Viola Davis, plus a slew of other celebs, partied at Vanity Fair’s annual bash.
The benefit attracted Heidi Klum, Tracee Ellis Ross, Lea Michele, Ruby Rose and more while raising $7 million for AIDS/HIV research.
“Nicole! A ‘lion’ roars!” a veteran reporter called to her. “More like a kitten,” she giggled.
“It was just sort of a moment where we saw her in the dress, and, I mean, I literally cried,” her stylist Maeve Reilly says.
John Hawkes, Zoe Lister-Jones, Natalie Morales and Mickey Sumner hit IFC Films & Sundance Selects’s Independent Spirit Awards after party.
Alicia Vikander, Zachary Quinto, Caroline Vreeland, Lottie Moss, Colton Haynes and more turn out for Bulgari’s annual pre-Oscar celebration.
Mick Jagger, Nicole Kidman, Naomi Watts, Kristen Stewart and Pharrell Williams attend Chanel and Charles Finch’s pre-Oscars 2017 dinner.