Selena Gomez and The Weeknd's red carpet PDA, Princess Olympia and more from the Harper's Bazaar Icons party

Selena Gomez couldn't keep her hands to herself on the Harper's Bazaar Icons party red carpet with her boyfriend The Weeknd. Photo: Getty Images

The Weeknd performed his hit songs at the Bazaar Icons party for the likes of Adriana Lima, Kim Kardashian and Nicki Minaj. Photo: Getty Images

Ciara showed off her post-baby body in Rasario in front of the Belvedere bar during the Icons bash. Photo: BFA

After hitting the red carpet together, Selena, who was wearing Valentino, and the man of the hour headed backstage before his performance. Photo: Getty Images

Princess Olympia showed off her tan from her summer travels at the Bazaar party sponsored by Infor, Laura Mercier, Stella Artois, Fujifilm and Swarovski. Photo: Getty Images

Nicky Hilton kept her baby bump under wraps in all black along with her sister Paris at The Plaza for the rock 'n roll-themed party. Photo: Getty Images

Lady Kitty Spencer snapped a pre-Icons party photo in a Dolce & Gabbana dress with Bulgari jewels. Inside, the British beauty danced to The Weeknd with friends and sipped the Moët & Chandon mini bottles. Photo: Instagram/@kitty.spencer

Cindy Crawford sparkled alongside husband Rande Gerber at the Moet-sponsored party. Photo: Getty Images

Paris Jackson, in Jenny Packham, gave friend Caroline D'Amore a boost inside. Photo: BFA

New mom Irina Shayk was all smiles in front of her Icons shoot. Photo: Getty Images

Jamie Chung looked extra fierce in her Roberto Cavalli gown at the Swarovski-sponsored party. Photo: BFA

Kendall Jenner opted for a tight sheer dress while Hailey Baldwin was golden at the Carine Roitfeld Icons party. Photo: Getty Images

Kim Kardashian, with best friend Simon Huck, channeled her inner Donatella Versace with her newly-dyed hair and Versace gown at the party. Photo: Getty Images

Gigi Hadid chose an orange-embroidered pant suit with shimmery heels for the Icons bash. Photo: Getty Images

Here's looking at you girl! Adriana Lima checked out her Bazaar shot inside the party. Photo: Getty Images

Kaia and Presley Gerber hung out with their model friends inside the bash. When the 16-year-old Marc Jacobs Daisy face heard her parents arrived, she was overheard grabbing her brother to go find them. Photo: GC Images

Walk this way! Lewis Hamilton, Heidi Klum and Swizz Beatz got in formation on the red carpet. Photo: Getty Images

Shanina Shaik, who went unrecognizable in a blonde wig, and Georgia Fowler took a photo in front of the Fujifilm wall. Photo: Getty Images