Mama take this badge off of me I can't use it anymore It's gettin' dark too dark to see I feel I'm knockin' on Heaven's door Knock knock knockin' on Heaven's door Knock knock knockin' on Heaven's door Knock knock knockin' on Heaven's door Knock knock knockin' on Heaven's door Mama put my guns in the ground I can't shoot them anymore That long black cloud is comin' down I feel I'm knockin' on Heaven's door Knock knock knockin' on Heaven's door Knock knock knockin' on Heaven's door Knock knock knockin' on Heaven's door Knock knock knockin' on Heaven's door