This Day In Rock & Roll History 4.29.22 April 29th, 2022 | by: Rich Kimball http://www.downtownwithrichkimball.com.s3.amazonaws.com/wp-content/uploads/2022/04/29160630/Mighty-John-2022-04-29.mp3 Mighty John Marshall fills us in on the big events of April 29th in rock history.