We're at the beginning of the second of four fashion weeks, and the designers, editors, and style-watchers have all left NYC and headed to the UK for London's Fashion Week. It seems like New York Fashion Week is still wrapping up, but London is off to a strong start. Between Stella McCartney's dinner party turned flashmob and Temperley's Russian royal-inspired fall collection, London Fashion Week is ready to compete with the best of NY. Here's what you need to know to be in-the-know this week in London. More»

[All photos by JP PULLOS for PMc]. Last night, Sienna Miller took a break from her illustrious Broadway run to host a dinner party with her sister, Savannah, in celebration of their Spring 2010 Collection. More»