I like everything by
AFI
Evanescence
Rihanna
My Chemical Romance
The Used
Utada Hikaru
P!nk
Jeffree Star
Jefferson Airplane
Blaqk Audio
ShinyTOYgunS
KT Tunstall
Paramore
Rise Against
A Perfect Circle
Lady Gaga
JackOFFJill
Flyleaf
Celtic Woman
...and...Britney...