Brooklyn Based Power Trio, Grandpa Jack is no stranger to heavy riffs and otherworldly soundscapes that defy time and tempo. With primal grooves, fuzzed out guitars and a thundering low end, Grandpa Jack is a heavy handed take on psychedelic rock that explores the darker reaches of the mind and soul. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.