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The two singers of the traditional ballad track, along with the song writer and Mystic Entertainment CEO Yoon Jong Shin, sat down to delve into the making process of how "Two Men" came to be!

Find out what it was like for Kyuhyun to work with Yoon Jong Shin a second time, how Parc Jae Jung and Kyuhyun brought their two unique voices together for one song, and more, above!