The moon sheds light when all is dark the dog's reaction is to bark. Is that the moon's fault? Tell me true Tis the dog's nature So to do. The moonlight fills all heaven with mirth The dog's a vapour Belched by earth The dog's a vapour Belched by earth. There's something in you. Tis the dog's nature So to do The moonlight fills all heaven with mirth The dog's a vapour There's something in you The dog's a vapour The dog's a vapour Belched by earth The dog's in you