The fashion capitals' new collections start with the shows in New York. For those without invites, department stores, designer boutiques, and fashion personalities are partnering all over the world to bring you an evening shopping extravaganza, Fashion's Night Out on September 10
Sidewalk catwalk auction
Ends September 3
Some of New York's premier fashion designers have created mannequins to celebrate the city's fashion district. On September 3, these will move from the sidewalk to eBay for the public to bid on their favorite designs, with all proceeds going to New York charity Materials for the Arts. More information can be found at http://sidewalk-catwalk.com/auction
Mercedes Benz Fashion Week
New York, US
The biggest American designers, such as Tommy Hilfiger or Ralph Lauren, will show alongside fresh talent, including Prabal Gurung and Alexander Wang, when the Big Apple kicks off fall's fashion month.
Fashion's Night Out
The global event, in its second edition this year, will again see designers and celebrities team up with luxury stores and mass retailers to get people shopping everywhere from Berlin to Paris and New York. Follow the organizers on Twitter for a constant stream of updates on events and promotions. http://www.fashionsnightout.com
London Fashion Week
Just one day after the end of the shows in New York, the London Fashion Week begins. House of Holland, Julian Macdonald, Matthew Williamson, Acne, Peter Pilotto, Erdem and Burberry Prorsum are some of the brands showing their spring-summer collections in London, considered the most avant-garde of the four big fashion weeks.
Milan Fashion Week
After London and before Paris, the fashion crowd moves to Milan to look at the women's spring-summer 2011 collections. Expect great shows from the likes of Dolce & Gabbana, Giorgio Armani, Fendi, Gucci and Prada.
Paris Fashion Week
September 28-October 6
The season of spring-summer ready-to-wear shows ends in Paris with legendary houses like Chanel, Jean Paul Gaultier, Balenciaga, Yves Saint Laurent, Sonia Rykiel, Maison Martin Margiela, Louis Vuitton and Christian Dior.