This week's biggest fashion stories: From Brooklyn Beckham to American Apparel

We roundup the biggest headlines of the week.

A week can be a long time in the world of fashion - from power moves to label closures - here are the biggest stories of the week.

Brooklyn Beckham debuted his first fashion campaign for Polish brand Reserved

Peter Dundas' move to Roberto Cavalli was confirmed and his replacement at Pucci, Massimo Giorgetti was announced.

Pharrell Williams is to be honoured at the upcoming CFDA awards with the prestigious Fashion Icon award.

Emma Stone's stylist topped the Hollywood Power dressing list for 2015.

Blogger Chiara Ferragni became the first blogger to land a cover of Vogue.

The sinister origins of the iconic Nike slogan 'Just Do It' were revealed.

It was reported that American brand Marc Jacob's second line Marc by Marc Jacobs will be discontinued.

A bad week for American Apparel with an advertising image banned for sexualising children and then further controversy for airbrushing the nipples and pubic hair of its models.