吉他轻音前奏，进鼓 Mama takethis badge from me I can't useit anymore it's getting darktoo dark to see Feels like I'm knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door Mama putmy guns in the ground I can't shootthem anymore That cold black cloud is coming down Feels like I'm knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door (Knock-knock-knocking on heaven's door) Knock-knock-knocking on heaven's door (Knock-knock-knocking on heaven's door) Knock-knock-knocking on heaven's door (Knock-knock-knocking on heaven's door) Knock-knock-knocking on heaven's door (Knock-knock-knocking on heaven's door) Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door Knock-knock-knocking on heaven's door