Beatles fans will no doubt sweep up the release of unheard music from the Rubber Soul sessions. (AP PHOTO)Beatles fans will no doubt sweep up the release of unheard music from the Rubber Soul sessions. (AP PHOTO) Credit: AAPA special edition of The Beatles' album Rubber Soul will feature previously unreleased session recordings and home demos. Rubber Soul has been credited by the band's media agency as "marking a pivotal moment in The Beatles' evolution". All of the new Rubber Soul formats feature the album's new stereo mix, sourced directly from the original four-track master tapes.