These are the only ones I can remember:
Cee-Lo
Travis (best concert so far)
Sugar Ray
Juelz Santana (a horrible concert my sister dragged me to it)
Foxxy Brown
Genuwine
Alicia Keys (before her first single)
Donnel Jones
Case
and alot of others I cant recall right now (mostly local)
Artists I really want to see:
Incubus
Dallas Green of City and Colour
The Fray (oct 9th)
Keane (Dec)
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