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Metallica is celebrating the ten year anniversary of by releasing 27 live albums before the end of the year. 

The metal vets plan to release double-disc sets from their 2014 By Request tour in groups of three.  The first CDs recorded in Colombia, Ecuador and Peru are available now, while the rest will follow each Monday over the coming weeks. 

But for those fans who want it all at once, the Metallica By Request box set is available to pre-order now at  The 27-album collection is set to start shipping in December. 

Metallica also plans to put out select shows in the series on 180-gram vinyl.  Fans can visit the band's Facebook page to vote for their favorite tour stops, and the top four will be released on wax early next year. 

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