In 1999 Patrick O'neill saw 28 performances during 2 concerts with 28 bands at 2 venues in 2 locations.

Date   Concert   Venue   Location  
Sep 19, 1999
Locobazooka 1999
Primus / Slipknot / System of a Down / Type O Negative / Tree / Static-X / Drain STH / Machine Head / Coal Chamber / Staind / Puya
  Setlists
Green Hill Park Worcester, Massachusetts, United States
Jul 17, 1999
Warped Tour 1999
7Seconds / Agnostic Front / Black Eyed Peas / Converge / Dropkick Murphys / Eminem / Grinspoon / H-Blockx / Less Than Jake / Lunachicks / Orange 9mm / Pennywise / Reveille / Sevendust / Suicidal Tendencies / The Bouncing Souls / blink?182
  Setlists
Three County Fairgrounds Northampton, Massachusetts, United States