In 2001 K9rl saw 12 performances during 1 concert with 12 bands at 1 venue in 1 location.

Date   Concert   Venue   Location  
Jul 20, 2001
Ozzfest
Marilyn Manson / Papa Roach / Black Sabbath / Slipknot / Hatebreed / Disturbed / Drowning Pool / Mudvayne / Black Label Society / Taproot / Nonpoint / Linkin Park
  Setlists
Nissan Pavilion Bristow, Virginia, United States