Three Days Grace is a Canadian rock band formed in Norwood, Ontario, Canada in 1992, originally under the name Groundswell. After a breakup in late 1995, the band regrouped in 1997 under its current name with a line-up consisting 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. The band is based in Toronto.