Queens of the iPhone: Lily Allen and friends strike a pose for fashion photographer Nick Knight

Using his iPhone and an array of eye-catching apps, the celebrated British photographer captures the reigning queens of social media in all their finery

All photographs: Nick Knight

Stylist: Anna Trevelyan

Models: Lily Allen, Iggy Azalea, Kelly Brook, Amy Childs and Abbey Clancy

Hair: Syd Hayes at Premier

Iggy Azalea hair: Sami Knight using L’oréal tecni.art

Make-up: Petros Petrohilos at Streeters using Lancôme

Nails: Adam Slee at Streeters

Styling assistance: Molly Haylor, Yao Yao Lin, Candice Foster and Alex Baker

Hair assistance: Tom Mullen and Hannah Joy Bull

Make-up assistance: Akari

Nail assistant: Imarni Ashman

Set design: Ciaran Linden Beale

Creative assistance: Chris Sutton and Jon Emmony

Photographic assistance: Markn Ogue, Laura Falconer, Chloe Orefice, Andrew Smith and Naomi James

Retouching: Tom Wandrag at Epilogue Imaging