here are some of the best that i have been too:
Godsmack/Deftones----Kicked
Ozzfest 2001(Union Underground)------Awesome
Shmunks for you(local)------The energy
Nirvana/?------Need i say more

Dream Concert:
2nd stage

Slipknot
Mudvayne
OneSideZero
Union Underground

Main

Deftones
Incubus
Godsmack
Black Sabbath
Alice In Chains(if he were alive)

i know you wont agree but we all have our tastes
thanx