Metallica has released a rehearsal recording of “Holier Than Thou” from their fifth album Metallica. In celebration of the 30 year anniversary of Metallica a.k.a. “The Black Album,” the band has set in motion a remastered deluxe box set jam packed with yummy Metallica goodness. Previously unheard demos and rehearsal sessions will populate some discs, while The Blacklist will feature over 50 artists spanning multiple genres and generations recording their own tributes to Metallica songs from “The Black Album.” Look out for the Deluxe Box Set of Metallica “The Black Album” on September 10th, pre-order here.