"Unchained Melody" would later resurface on several compilations, while "Hit Single" and "Strange Euphoria" would only become available on the limited three-disc edition of The Essential Heart in 2009.
The song "Unchained Melody" would later be included on several compilation albums, while the tracks "Hit Single" and "Strange Euphoria" were only made available on a special edition of The Essential Heart released in 2009.