How well do you know your fashion designers?

In view of designers changing jobs all the time, new talents coming in and rumours about the fashion houses and their creative directors abounding, it is easy to lose track of things. How well do you know the different fashion houses? Which designers have been at the top of the different fashion houses for years? Where have there been changes recently? Who has moved from one house to another? Take the test and find out how well you really know your way around.