In 2014 , Kloss was the face of Jean Paul Gaultier , Nike , Donna Karan , Lancaster , and the Chanel Coco Noir fragrance campaigns . She also collaborated with Frame Denim to design the Forever Karlie jeans collection . In summer 2014 , Kloss worked with Warby Parker to design the Karlie Kloss x Warby Parker eyewear line , proceeds of which benefited Edible Schoolyard NYC . In September 2014 , after many speculations , L'Oreal Paris officially announced that they have signed Kloss to be the newest face . In the September 2014 issue of American Vogue , she was featured on the cover with Joan Smalls , Cara Delevingne , Arizona Muse , Edie Campbell , Imaan Hammam , Fei Fei Sun , Vanessa Axente , and Andreea Diaconu as " The Instagirls ! " In 2015 , Kloss and one of her best friends , Taylor Swift , covered the March issue of American Vogue together . Kloss also starred in the music video for Chic 's " I 'll Be There " , which was directed by Inez van Lamsweerde and Vinoodh Matadin . Kloss also portrayed the role of " Knockout " in the music video for Swift 's song " Bad Blood " which premiered at the 2015 Billboard Music Awards . Kloss appeared in several video segments during Taylor Swift 's 1989 World Tour and appeared live on stage with Swift at the performance of June 27 , 2015 at London 's Hyde Park , as well as on July 11 , 2015 , at the MetLife Stadium in East Rutherford , New Jersey
1989 World Tour
The 1989 World Tour
Karlie Kloss