The original line-up, which included drummer John Densmore and guitarist Robby Krieger, made six albums in their six years together.

BBC: Doors co-founder Ray Manzarek dies at 74 in Germany

"I was deeply saddened to hear about the passing of my friend and bandmate Ray Manzarek today, " said Doors guitarist Robby Krieger.

CNN: The Doors' Ray Manzarek dies at 74

Ray Manzarek, Robby Krieger and drummer John Densmore re-formed, with vocals provided by Scott Weiland of Stone Temple Pilots and Ian Astbury of the Cult.

BBC: Doors open their vaults