Have see Yes 3X. Pink Floyd 2X. Lynyrd Skynyrd 5X, Jimmy Buffet 5X. So many 1X including Led Zepplin.
Too many to remember here as well....but I know for a fact I’ve seen Buffett 25 times...
Styx
Cooper
Wet Willie
KISS (several)
Foghat (several)
Head East
Ted Nugent (several)
RUSH (several)
Yes
Uriah Heep
ZZ Top
Aerosmith (several)
Kansas
Alan Parsons
Rick Derringer
Suzi Quatro
REO Speedwagon
Cheap Trick
Robin Trower
I can’t remember ‘em all....wish I’d saved the stubs after 40 years.