I've been racking my brain to think of a bad concert I've seen. Either I do a good job of picking them, or my brain is so good at repressing bad memories that no obvious candidates are coming to mind.
I did see Tori Amos and Alanis Morrissette on a double bill where I was pretty indifferent to Tori, much preferring Alanis.
On a much smaller scale, there was a band I saw at the 40 Watt Club back in Athens called Hillbilly Frankenstein. They weirded me out when they rubbed pieces of fried chicken over some lingerie-clad ladies. Then they tried to play their instruments with the chicken, using drumsticks as bows and, well, drum sticks ...
