Despite having shut down legions of authors and filmmakers interested in their story, the members of Led Zeppelin said yes to Bernard MacMahon. Why?

A thoroughly researched documentary blessed by control freaks who still can’t, or won’t, wrestle with the less flattering parts of the band’s history.

If you’re someone who treasures the music of Led Zeppelin more than you’re interested in the legend—or the gossip, or the dirt, or whatever you want to call it—of Led Zeppelin, this movie is absolutely for you.