Metallica have covered other band songs.

Metallica have always been keen on playing other bands music and as a result there are many tracks both recorded and played live that are available to the Metallica fan who wants everything. This is a guide to the various cover's Metallica have recorded and played live. Underneath each set of tracks is the release they were originally available on. With the release of Garage Inc. it has made getting the cover versions very easy, this album contains all 27 cover versions recorded up to 1999. Before the release of Garage Inc. you would have to buy sometimes at high cost, all the singles with cover version B-Sides from the bands back catalog of releases. List of Songs covers by Metallica

• Killing Time
• Let It Loose
• Am I Evil?
• Blitzkrieg
• Helpless
• The Small Hours
• The Wait
• Crash Course in Brain Surgery
• Last Caress
• Green Hell
• Commando
• Now I Wanna Sniff Some Glue
• We're A Happy Family
• 53RD & 3RD