Denis D'Amour, also known as "Piggy," was a Canadian musician and guitarist born on August 24, 1961, in Jonquière, Quebec, and he passed away on May 26, 2005. He was best known as a founding member of the influential avant-garde metal band Voivod, which formed in 1982. D'Amour's unique guitar style, characterized by dissonant chords and unconventional song structures, helped to define the band’s sound, blending elements of progressive rock, punk, and thrash metal. Notable works with Voivod include the albums "Nothingface" (1989) and "Angel Rat" (1991), both of which received critical acclaim. The band gained a dedicated following and was recognized for their conceptual lyrics and science fiction themes, influencing a generation of musicians across various genres. D'Amour's contribution to heavy metal and progressive music has left a lasting impact, as his innovative approach inspired many artists in the metal and rock scenes. He is remembered not only for his technical skills but also for pushing the boundaries of genre conventions. His legacy continues through Voivod's ongoing influence and the band’s continued activity after his passing.