I'll start:
Late 1980s/early 1990s - Brooks & Dunn, Sawyer Brown @ Central Florida Fairgrounds (blame mother, it's what she listens to)
Alive Worldwide! Reunion Tour
September 22, 1996 Orlando, FL Orlando Arena
KISS,
KC SpiritFest
September 5, 1998 Kansas City, MO Liberty Memorial/Penn Valley Park
Lynyrd Skynyrd, Molly Hatchet, Moaning Lisa (local band), Styx, the Beach Boys, Dr. John, the Neville Brothers, B.B. King, etc etc etc (Woodstock type event)
Family Values Tour 1999
October 12, 1999 Kansas City, MO Kemper Arena
Staind, Primus, The Crystal Method, KoЯn, Filter, Limp Bizkit
Sick & Twisted Tour
April 19, 2000 Kansas City, MO Kemper Arena
P.O.D., Mindless Self Indulgence, Powerman 5000, Staind, KoЯn
Extreme Steel Tour
July 9, 2001 Kansas City, MO Municipal Stadium
Skrape, Morbid Angel, Revelation Theory, Static-X, Slayer, Pantera
still have yet to go to one since "the switch"... does that make me a concert virgin again?