The Hyannis Sound in Dennis

About The Hyannis Sound in Dennis..."Hyannis Sound" an a cappella group of college young men gathers each year around Memorial Day, and spends the summer performing at private and public functions across the Cape and the greater Northeast of the U.S. Whether performing at a graduation party, one of their weekly shows, or street singing, the Hyannis Sound aims to provide a unique and interactive entertainment experience that keeps their audiences coming back for more.