The British Fashion Council today announced the official London Fashion Week schedule for the spring 2011 shows in September. Here are the important bits and bobs: Acne joins the calendar, Giles returns after two seasons in Paris (Ungaro will still be shown in Paris) and NEWGEN designers Michael Van Der Ham, David Koma and Holly Fulton will make their runway debuts. Other recently returned expats including Burberry Prorsum, Matthew Williamson, Pringle of Scotland, Antonio Berardi and Jonathan Saunders have also confirmed they will again show in London.