Kopper saw The Geargrinders 6 times.

Date	Concert	Venue	Location
Oct 12, 2007 – Oct 13, 2007	Show-Me Blowout! The Cripplers / The Geargrinders / The Von Hodads / The Modern Primitives / Thee Fine Lines / Pink Socks / The Rich Boys / Left Arm / The Nevermores / Monte Carlos	Off Broadway	St. Louis, Missouri, United States
Feb 06, 1999	The Trip Daddys / The Geargrinders / The Cripplers / Ded Bugs Landlocked & Loaded! CD Benefit Show	The Side Door	St. Louis, Missouri, United States
Jan 02, 1999	The Trip Daddys / The Geargrinders / Pootinanny / Ded Bugs / The Cripplers Landlocked & Loaded CD Benefit Show	The Side Door	St. Louis, Missouri, United States
Apr 10, 1998	13 Frightened Girls / The Geargrinders / The Aquavelvets / Thee Lordly Serpents Show-Me Blowout! '98	The Side Door	St. Louis, Missouri, United States
Sep 19, 1997	The Woggles / The Bent Scepters / The Geargrinders	The Side Door	St. Louis, Missouri, United States
Mar 08, 1997	The Bent Scepters / The Delstars / The Geargrinders / The Aquavelvets Fireshock Estrus Records Benefit Show	Hi-Pointe	St. Louis, Missouri, United States