While Rihanna was off wearing the longest millennial pink train in Hollywood slash the world during the Valerian premiere, Cara Delevingne and Kendall Jenner were simultaneously living their best lives on the other end of the red (er, black/gray) carpet. Jenner went for a modern Marilyn Monroe in a Carmen March, little black (mini) dress look:

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While Cara Delevingne was very Great Gatsby meets The Jetsons in her Iris van Herpen fall 2017 couture gown. It really works:

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CaKe also had a pretty cute moment in the premiere. Jenner was able to sneak a little Snapchat before the film started to let Delevingne know just how excited she was about her friend's movie. "Proud of you," Jenner declared to a surprised then flattered Delevingne. Some announcements can't wait until the credits...

preview for Kendall Jenner’s Best Street Style
From: ELLE US
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Alyssa Bailey
Senior News and Strategy Editor

Alyssa Bailey is the senior news and strategy editor at ELLE.com, where she oversees coverage of celebrities and royals (particularly Meghan Markle and Kate Middleton). She previously held positions at InStyle and Cosmopolitan. When she's not working, she loves running around Central Park, making people take #ootd pics of her, and exploring New York City.