Train Groping Streaming

Well, yesterday I was watching again the episode of Happy Together the rising of the son of one of the guests and suddenly asked me "what will become of him?" XD then I started looking for information.
I take a long time to find some of it because, besides just his debut, I realized that there are other artists with the same name ^ ^;;
His name is Lee Seung Hyun but debuted under the name U (唯.) Is 18 and so far it has got 2 songs (well, are the only ones I found = P).

Cute, ne? And so is her voice ^ ^ listen as one of his songs, I fell in love with his voice lol. I even made a video