In 2004 Doom Walrus saw 20 performances during 1 concert with 20 bands at 1 venue in 1 location.

Date   Concert   Venue   Location  
Aug 19, 2004
Ozzfest 2004
Slipknot / Black Sabbath / Slayer / Judas Priest / Lamb of God / Lacuna Coil / Atreyu / Black Label Society / Hatebreed / DevilDriver / Every Time I Die / Dimmu Borgir / Otep / Unearth / Darkest Hour / Bleeding Through / Throwdown / God Forbid / Superjoint Ritual / Magna-fi Show all bands
  Setlists
Unknown venue Akron, Ohio, United States