INTRO: G D Am.. G D C.. (2x) G D Am Mama take this badge off me G D C I can't use it any more G D Am gettin dark to dark to see G D C Feels like im knockin on heavins door G D Am knock knock knockin on Heavens door G D C knock knock knockin on Heavens door G D Am knock knock knockin on Heavens door G D C knock knock knockin on Heavens door INT: G D Am.. G D C.. (2x) G D Am mama put my guns in the ground G D C i cant use them any more G D Am that cold black cloud is comin down G D C feels like im knockin on heavins door CHORUS: G D Am knock knock knockin on Heavens door G D C knock knock knockin on Heavens door G D Am knock knock knockin on Heavens door G D C knock knock knockin on Heavens door INT: G D Am.. G D C.. (4x) CHORUS: G D Am knock knock knockin on Heavens door G D C knock knock knockin on Heavens door G D Am knock knock knockin on Heavens door G D C knock knock knockin on Heavens door G D Am knock knock knockin on Heavens door G D C knock knock knockin on Heavens door G D Am knock knock knockin on Heavens door G D C knock knock knockin on Heavens door