Solitary
Krystal
울컥
Krystal
Tik Tok (SMTown Live 2010)
Jessica, Krystal
Butterfly
Krystal, Jessica
너 하나만
Krystal
Nu Abo
f(x)
나 때문에
Krystal
Hot Summer
f(x)
I Don't Wanna Love You
June One, Krystal
Butterfly
Krystal, Jessica
初智齿
f(x)
불러본다
Luna, Krystal
Melody (Moderato)
Krystal
匹诺曹
f(x)
Someday(Live)
Jessica, Krystal
I'm Coming Back
Krystal
울컥
Krystal
4 Walls
f(x)
사랑에 빠지고 싶다 (Live)
Krystal
날개를 펴고(feat. Luna, Krystal, Amber)
Luna, Krystal
息の音(Breath)
最强昌珉, Krystal
나 때문에
Krystal
You Are My Destiny
Luna, Krystal
息の音(Breath)
最强昌珉, Krystal
투정
Krystal, 利特
좋았던 건, 아팠던 건 (When I Was… When U Were…)
Krystal, CHEN
Charlie Puth / Selena Gomez - We Don't Talk Anymoreღ҉.
Ricky Krystal
Krystal
7Teen, 17verse
乞丐
Krystal
潘玮柏-我想更懂你（Kk_Remix）（Ricky Krystal/潘玮柏 Remix）
Ricky Krystal, 潘玮柏