Dance [Single] Yoo Hwe Seung (N.Flying) – Kim Hyung Suk with Friends Pop & Pop Collaboration #2 Yoo Hwe Seung(N.Flying) X O.ZO (MP3) Oct 14, 2018
Ballad [Single] Lee Hong Ki (FT Island), Yoo Hwe Seung (N.Flying) – FNC LAB `사랑했었다 (Still love you)` (MP3) Apr 8, 2018