Lacy, diaphanous bed dressing in white and black was the reigning theme of the week, with the errant playful party frock and an ankle-strap stiletto thrown in for good measure. WHO: Sienna Miller WHAT: Michael Kors Collection WHERE: BFI screening of High-Rise, London WHEN: October 9, 2015 WHO: Cate Blanchett WHAT: Givenchy WHERE: BFI photo call for Carol, London WHEN: October 14, 2015 WHO: Rooney Mara WHAT: Alexander McQueen WHERE: BFI screening of Carol, London WHEN: October 14, 2015 WHO: Rachel Weisz WHAT: Alexander McQueen WHERE: BFI premiere of The Lobster, London WHEN: October 13, 2015 WHO: Cara Delevingne WHAT: Chanel WHERE: “Mademoiselle Privé” exhibition, London WHEN: October 12, 2015 WHO: Kendall Jenner WHAT: Cushnie et Ochs and Katie Ermilio WHERE: Eva Cavalli’s birthday party, London WHEN: October 9, 2015 WHO: Emma Stone WHAT: Bottega Veneta WHERE: Hammer Museum gala, Los Angeles WHEN October 10, 2015 WHO: Carey Mulligan WHAT: Alexander McQueen WHERE: Suffragette New York premiere WHEN: October 13, 2015 WHO: St. Vincent WHAT: Chanel WHERE: “Mademoiselle Privé” exhibition, London WHEN: October 12, 2015 WHO: Kim Kardashian West WHERE: On the street WHEN: October 12, 2015