I sigh and don't know why I sigh is it that I'm lonely for you, Are you lonely for me too We must be in love I miss your tender kiss Your tender kiss is what I miss I have a strange desire For your lips of fire, We must be in love Oh tell me now Do you love me too I do, do you love me tenderly, I do hope that you'll agree We must be in love, We must be in love I miss your tender kiss Your tender kiss is what I miss I have a strange desire For your lips of fire, We must be in love Oh tell me now Do you love me too I do, do you love me tenderly, And I hope that you'll agree, We must be in love May-be you will see Finally you and me Shall always be as one See what happiness has done We must be in love, We must be in love I sigh I don't know why I sigh is it that I'm lonely for you, Are you lonely for me too We must be in love Let me tell ya now I miss your tender kiss Your tender kiss is what I miss I have a strange desire For your lips of fire, We must be in love Do you love me too I do, do you love me tenderly, I do hope that you'll agree, We must be in love