(I Don't Know Why) But I Do 作词 : P. Gayten/R. Guidry 作曲 : P. Gayten/R. Guidry (I Don't Know Why) But I Do Clarence Henry I don′t know why I love you but I do I don′t know why I cry so but I do I only know I′m lonely and that I want you only I don′t know why I love you but I do I can′t sleep nights because I feel so restless I don′t know what to do, I feel so helpless And since you′ve been away, I cry both night and day I don′t know why I love you but I do My days have been so lonely My nights have been so blue I don′t know how I manage, but I do Each night I sit alone and tell myself That I will fall in love with someone else I guess I′m wastin′ time but I′ve got to clear my mind I don′t know why I love you but I do