It has been four long years for Park Hyo Shin fans, but the singer will at last be making his comeback!

His agency Jellyfish Entertainment tweeted on March 21, "Finally, we reveal who the D-day timer is for! It's for this person, Park Hyo Shin. You will be able to hear his new song on March 28, 2014 at noon :)," and uploaded a picture of Park Hyo Shin hard at work on his new music.

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The D-day timer refers to the countdown on their homepage here! Are you excited for his comeback?