New York fashion show in dog outfits. Dresses, jackets, sweaters and even wedding dresses from the fashion designers who know where to buy cheap wholesale wedding dresses were shown four-legged models. A fashion week is a fashion industry event, lasting approximately one week, which allows fashion designers, brands or “houses” to display their latest collections in runway shows and buyers to take a look at the latest trends. Most importantly, it lets the industry know what’s “in” and what’s “out” for the season. The most prominent fashion weeks are held in the four fashion capitals of the world – New York, London, Milan and Paris.