This is an amazing German documentary on New Order and the story of Blue Monday. (link)
Part 2 of 6. This year marks 30 years since New Order released Blue Monday.Then let it as the sound of the future. Today, it still has not passed its best-before date. Band New Order rose from a personal tragedy and took a final leap from rock to dance music. Blue Monday is a modern classic, but also a style study in band fights, clumsy devices and how to beat sales records, while a loss.