[MV] Kassy - Love Fool

[MV] Kassy - Don't wanna leave tonight

[MV] Kassy - TOCK TOCK

[MV] Kassy - When .love comes by

[MV] Kassy - Story of night fall

[MV] Kassy - True Song

[MV] Kassy - I want love

Official channel link

[MV] Kassy - Listen to this song

[MV] Kassy - Let it rain

Official channel link

[MV] Kassy - Dream

Official channel link

[MV] 2BIC (with Kassy) - Missing You

[MV] Leeteuk X Suho X Kassy X Cho Young Soo - My Hero

Station # 21

Note #20 was an English track:
Lee Dong Woo X Orphee Noah - Definition of Love
Which was kinda cool, but... all English.