The Day We Fall In Love - Heartstrings (Lee Shin & Lee Kyu Won)

Because I Miss You... 그리워서...FMV - Jung Yong Hwa (정용화) - (Heartstrings/넌 내게 반했어 OST)

Park Shin Hye - The Day We Fall in Love @ DramaFever 2013 Awards NYC

Marry Me (F.T. Island) - Heartstrings (Lee Shin & Lee Kyu Won)

Джем – The Day We Fall In Love - Heartstrings (Lee Shin & Lee Kyu Won)

♥Heartstrings MV♥ (Lee Shin/ Lee Gyu Won)♥Without you♥

MV Heartstrings - The Day We Fall in Love

Ча Ын У ПОДСТАВИЛИ? ПОДРОБНО о неуплате НАЛОГОВ

Heartstrings Part I MV~You make it impossible to get to your heart ♥

Heartstrings Ep 14 Performance - So Give Me A Smile

Heartstrings MV - You've Fallen For Me - Yong Hwa & Shin Hye clips [OFFICIAL]

Not Just Friends (Sub. Español) - Heartstrings MV (Lee Shin & Lee Kyu Won)

【TVPP】Park Shin Hye - Kiss secretly, 박신혜 - 용화(신) 집에서 몰래 키스를?! @ Heartstring

[MV] Kim Na Young(김나영) _ Because I only see you(그대만 보여서) (김비서가 왜 그럴까 OST Part.5)

Give Me a Smile (그래 웃어봐)

【TVPP】Park Shin Hye - I Will Forget You, 박신혜 - 정용화를 향한 슬픈고백! ‘그럴겁니다 잊을겁니다’ @ Heartstring

Even If It's Not Necessary (FT Island) - Heartstrings OST (Lee Shin & Lee Kyu Won) - (Sub. Español)

[Vietsub] Heartstrings OST {Comfort Song} Jung Jong Hwa

I Will Forget You (CNBLUE) (Sub. Español) - Heartstrings (Lee Shin & Lee Kyu Won)

Heartstrings OST: Because I Miss You (Jung Yong Hwa of CN Blue)

Falling Slowly | Lee Shin & Lee Gyu Won MV