So Nice (GMF 2013 ver.) [feat. Namoo, Nine9(dear cloud), ENO...

So Nice (GMF 2011 Theme Song)

So Nice (GMF2023 Ver.) [feat. Young K, qman(9.10000), Lim Kim, Nah, Ryu JiHo & Shin Onyu]

So Nice (GMF2016 ver.) [feat. 10cm, Kim MinSeok, CHEEZE, Bily Acoustie, Hello Ga-Young, Lee WonSeok, Lee Han Chul & Peppertones]

So Nice (GMF 2017 ver.) [feat. Gu Yoon Heo, Sam Kim, O.WHEN, Yun DDanDDan & MIND U]

Good Bye (feat. Morning Coffee & The Lime)

Magic Castle

숨소리 Breath (with TAEYEON & JONGHYUN)

Brave Enough

Where My Heart Belongs

Silent Night

MY ANSWER

Regret

봄날 One Fine Spring Day

Let′s Work, Cells

Together (2023)

Always Be With You

빛이 나 Shinin'

I Don't Need a Man

MOONLIGHT SUNRISE

Ready to love