Poe's companion album not only serves to make the story better, but is also great on its own.

Brown also compiled a companion album to the book, Music for the Spiritual Tourist.

It has a companion album of rarities, titled Extras.

However, Williams' record label did not think that a companion album to the first would sell well.

It is a companion album to Velvet Raccoon, for the one year anniversary of its release.

Michael Nyman created a companion album of the same title in 1999.

It was released as a companion album with Snuffbox Immanence.

It was released in 2003 along with its companion album, Alivelectric, on the band's own label, 216 Records.

A companion album, 2nd to None, was released the next year.

Made available on the same day from the band's website was a "companion" album, Strange Attractor.