<P> Three Days Grace is a Canadian rock band formed in Norwood , Ontario in 1997 . 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 Three Days Grace a four - member band . In 2013 , Gontier left the band and was replaced by My Darkest Days ' vocalist Matt Walst , who is also bassist Brad Walst 's brother . </P>
<P> Three Days Grace is a Canadian rock band formed in Norwood , Ontario in 1997 . 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 Three Days Grace a four - member band . In 2013 , Gontier left the band and was replaced by My Darkest Days ' vocalist Matt Walst , who is also bassist Brad Walst 's brother . </P>
when did matt walst join three days grace
when did matt walst join three days grace
2013
2013