Jeffrey John Jeff Hanneman was an American musician, best known as a founding member of the American thrash metal band Slayer. Hanneman contributed both lyrical and musical material to every Slayer album and wrote the songs Raining Blood, War Ensemble, South of Heaven, Mandatory Suicide, Chemical Warfare, Seasons in the Abyss and Angel of Death, which have been played at almost every live Slayer show. He had his own signature guitar, the ESP Jeff Hanneman Signature model.
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