The A4 Promotional CD for "Gravedigging" by The Buttertones is a jazz fusion album released in 2017 under the record label IMT and Innovative Leisure. With a style described as punk and genre as rock, this album features one disc and is a must-have for fans of the band. Released on March 31, 2017, this CD is a great addition to any music collection for those who enjoy the unique sound of The Buttertones.