Answer
Matt Cameron, Kim Thayil, and Chris Cornell were the three constant members featured on every studio album by the American rock band Soundgarden. Cameron joined the band in 1986, replacing original drummer Scott Sundquist. Thayil and Cornell were founding members of Soundgarden, formed in 1984 in Seattle, Washington. The band released six studio albums during its active years, with Cornell serving as the lead vocalist and primary songwriter.