Sum 41 sites
Sum 41 The official site of sum 41
Sum41.org A cool (unofficial) fan site.
Xtreme punk An OK Sum 41 fan site

Other kool singers
Linkin Park
blink 182
Alien Ant farm
Ludacris
Limp Bizkit
Lil Bow Wow
Nelly
Gorillaz
Lil Romeo