This Day In Rock & Roll History 8.13.21 August 13th, 2021 | by: Rich Kimball http://www.downtownwithrichkimball.com.s3.amazonaws.com/wp-content/uploads/2021/08/13135735/Mighty-John-2021-08-13.mp3 Mighty John Marshall takes us on a musical journey through the big events of August 13th.