The Fashion Files! Wednesday, January 11, 20129 of 9TweetView All9 of 9Mary Katrantzou Collaborating With Longchamp 9. British designer Mary Katrantzou has collaborated with leather goods company Longchamp on a capsule line of handbags. The bagsĀ that feature Katrantzou's signature digital prints will be available at Colette later this month. [NYMag] [Photo via]9 of 9The Guest List