The model is Josephine Skriver and of course, Choupette. The campaign itself was photographed by Karl Lagerfeld. (source)
Karl snapped the cover himself. (source)
Miley is wearing Fendi fur swimsuit (styled by Carlyne Cerf de Dudzeele) and surprisingly the cover was shot by Karl Lagerfeld. (source)
Click here to view last year covers featuring Lady Gaga. Click here to view last year cover featuring Nicole Kidman, here to view 2011 featuring Kate Winslet. Click the links to view last year covers featuring Tyson Ballou/Marina Abramovic and Marc Jacobs/Lady Gaga with artwork by Dan Colen, artwork by Spencer Sweeney and artwork by Nate Lowman.
The black and white covers with psychedelic backdrop were photographed by Karl Lagerfeld. The models are Maartje Verhoef, Lexi Boling and Sasha Luss. (source)
Click the links to view last year covers featuring Ashleigh Good, Nadja Bender and Cara Delevingne. Click here to view 2012 covers featuring Lindsey Wixson, Edie Campbell, Karlie Kloss and Daria Strokous, here to view 2011 cover featuring Saskia de Brauw, Karmen Pedaru, Abbey Lee Kershaw, Anja Rubik and Stella Tennant. Click here to view 2010 cover with Natasha Poly, and here for 2009 cover with Lara Stone.
UPDATED AUGUST 14TH 2014: Added new covers with Audrey Hepburn‘s granddaughter Emma Ferrer by Michael Avedon. (source)
Carine Roitfeld styled three covers of the latest issue of Harper’s Bazaar US featuring singer Lady Gaga (in Chanel – Carine cut short the skirt herself with blessings from Karl Lagerfeld), actor Penelope Cruz (in Dior) and supermodel Linda Evangelista (in Comme des Garçons).
Click here to view last year covers featuring Sarah Jessica Parker, here to view 2012 covers featuring Gwen Stefani, here to view 2011 cover featuring Lea Michele, here for 2010 cover with Jennifer Aniston, and here for 2009 cover with Leighton Meester.