The "Million Dollar Sound Sampler Promo CD" is a promotional album released by A&M in 1996. This sampler features various artists such as Soundgarden and Dishwalla, showcasing a range of genres. Housed in a folding cardboard case, this CD is a rare edition and includes tracks from different artists in the A&M catalog. The album serves as a promotional tool for showcasing the diverse sound of the label's roster, making it a valuable collector's item for fans of the featured artists and music enthusiasts.