Wheesung is preparing to say goodbye to his singing career with a bang. Korea's famous R&B crooner will�enlist with the military in November, but before he goes, he'll be promoting one last album. An MV teaser was released today of his title song, "They are Coming", and it promises explosive visuals to match the rapidfire raps and soulful melody. Check it out below! Wheesung will be making his comeback on October 10th, so stay tuned to allkpop for more updates! [ Thanks to everyone who sent in their tips! ]