Dan Druff

Daniel James Irving (born April 16, 1969), better known as Dan Druff, is a guitar technician and musician who has worked with various artists in the studio and on tours, including Queens of the Stone Age, Guns N' Roses, Tool, Sum 41, Wolfmother, The Distillers, Coheed and Cambria, Monster Magnet and Madrugada. Druff is best known for his work with Queens of the Stone Age, which saw him work as a technician on three studio albums and join the band for a stint as touring bassist. He has worked as a studio technician on over 30 albums throughout his career.