Three Days Grace

Three Days Grace is a Canadian rock band formed in Norwood, Ontario in 1992 originally as Groundswell. Groundswell played in various local Norwood backyard parties and area establishments before disbanding in 1995 and regrouping in 1997 under its current name.

Based in Toronto, the band's original line-up consisted of guitarist and lead vocalist Adam Gontier, drummer and backing vocalist Neil Sanderson, and bassist Brad Walst. In 2003, Barry Stock was recruited as the band's lead guitarist, making them a quartet. In 2013, Gontier left the band and was replaced by My Darkest Days' vocalist Matt Walst, the younger brother of Brad Walst.