Turns out that ‘Sleepwalker’ was very much a concept album.

In the end, the lack of an easily identifiable, marketable image is a two-edged sword.

Ritchie Blackmore, David Coverdale and Ian Gillan explore new sounds during a hiatus.

Enter bassist/vocalist Glenn Hughes and vocalist David Coverdale.

Let’s rearrange the first two albums by those meat-and-potatoes rockers Bad Company.

It’s the most recognizable heavy-rock guitar riff ever. Isn’t that enough?

Let’s start by getting rid of “Yellow Submarine.” Buy the soundtrack if you feel that strongly about it.

Deep Purple somehow still isn’t in the Hall of Fame. Let’s fix that.

Let’s rearrange some of our favorite moments from Led Zeppelin.

Aerosmith’s ‘Rocks’ is a contender for best album in their catalog, so why mess with it? The answer is actually another question.