This is all the concerts I've gone to.

1998:
Hanson w/ Admiral Twin & Baha Men
Spice Girls

1999:
*NSYNC w/ Sugarhill Gang, Shanice, 3rd Storee & Jordan Knight
Christina Aguilera w/ Angelina and Vitamin C

2000:
Hanson w/ Neve
Britney Spears w/ Nobody's Angel, Aaron Carter, A*Teens & Mikaila

2001:
Backstreet Boys w/ Krystal
Destiny's Child w/ City High, Dream, 3LW & Eve
Michelle Branch w/ the KGB

2002:

Green Day & Blink 182 w/ Jimmy Eat World
Alanis Morisette w/ Ryan Adams
Phantom Planet
Plus One
Lifehouse
Goo Goo Dolls w/ Third Eye Blind & Vanessa Carlton
Rooney w/ AM Radio & Big City Rock

2003:
The Donnas & OK Go w/ Rooney
Bon Jovi w/ Goo Goo Dolls
Hanson w/ Bleu, The Like, Special Goodness, Calexico, The Thorns & Phantom Planet
Hanson
Maroon 5 w/ Gavin DeGraw & Big City Rock

2004:
Phantom Planet
Hanson
Britney Spears
Maroon 5
Rooney w/ Ozma & Straylight Run
Hanson w/ Brandi Carlile
Green Day w/ Sugarcult & New Found Glory

2005:
Maroon 5 w/ Phantom Planet
Phantom Planet w/ Agent Sparks & World Leader Pretend
Rooney w/ Everybody Else & The Redwalls
Rooney, The Chapin Sisters & Satisfaction
Rooney, Takota & Simon Dawes

2006
The Hush Sound, From First To Last, Hawthorne Heights, The All-American Rejects & Fall Out Boy
Eisley
Lifehouse
John Mayer & Sheryl Crow w/ Marjorie Fair
James Blunt w/ Starsailor