Matthew David Cameron (born November 28, 1962) is an American musician who is the drummer for the rock band Pearl Jam. He first gained fame as the drummer for Seattle-based rock band Soundgarden, which he joined in 1986. He appeared on each of the band's studio albums until its break-up in 1997. In 1998, Cameron was invited to join Pearl Jam's U.S. Yield Tour and then became a permanent member of the band. In 2010, Cameron became simultaneously a member of Pearl Jam and the reunited Soundgarden....