Dave Matthews (about 11 times) Twice with Bela Fleck and the Flecktones
Phish
Jimmy Buffet (6 times)
OAR
Garth Brookes
Brooks and Dunn (3 times)
Areosmith
Tim McGraw (3 times)
Faith Hill
Cypress Hill
Blind Melon (first concert ever, 7th grade)
Lemonheads
Toad and the Wet Sprocket
Counting Crows
311
Kenny Chesney (3 times)
Alan Jackson (2 times)
Widespread Panic
Prince
Barenakes Ladies
George Strait
Rascel Flatts
Keith Urban
New Kids on the Block
Debbie Gibson
Rage against the Machine
lots of them had openers I don't remember
and several others like the Blue Dogs, Robert Earl Keen, Wilco, Driveby truckers numerous times....
Hybrid Mode
