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.

Outsider is the sixth studio album by the Canadian rock band Three Days Grace. It was released on March 9, 2018 through RCA Records. The album was produced by two of the band’s prior producers, Gavin Brown and Howard Benson but also by members of the band themselves.