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Sienna Miller, Serayah, and Rachel Brosnahan — among a few others — apparently didn’t get the memo that the theme of this event was Your Left Thigh.

[Photos: Stephen Lovekin/Variety/REX/Shutterstock, Kristina Bumphrey/StarPix/REX/Shutterstock, Erik Pendzich/REX/Shutterstock, Matt Baron/REX/Shutterstock]
Tags: Carolina Herrera, Dior, Dolce & Gabbana, Michael Kors, Zuhair Murad, Heidi Klum, Sistine Stallone, Nina Agdal, Rachel Brosnahan, Serayah, Halsey, Ashley Graham, Joan Smalls, Olivia Culpo, Lucy Hale, Sienna Miller
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OMG This Outfit on Poppy Delevingne is NOT GOOD.
OMG This Outfit on Poppy Delevingne is NOT GOOD.
Lupita Sparkles at the London Premiere of Black Panther
Lupita Sparkles at the London Premiere of Black Panther