A few friends and I got to this point:
50 Cent
Alice in Chains
The B-52s
The Beach Boys
The Black Crowes (or maybe Counting Crows)
Black Flag
Blind Melon
Blur
Bush
Cake
The Cars
Cornershop
Cowboy Junkies
Crowded House
Cypress Hill
The Dead Kennedies
Dinosaur Jr
The Doors
The Eagles
The Eels
Eminem
Garbage
Gorillaz
Great White
Green Day
Guns n Roses
Hole
Iron Maiden
Jewel (maybe, the necklace)
Kiss
Korn
Led Zeppelin
Lemonheads
Madonna
Manic Street Preachers
Matchbox 20
Mighty Mouse (maybe, the big rodent)
Nine Inch Nails
The Pet Shop Boys
Pink (maybe, the sky)
The Pixies
The Police
The Postal Service
Prince
Queen
Radiohead
Red Hot Chilli Peppers
Reel Big Fish
The Rolling Stones
Scissor Sisters
The Scorpions
Seal
The Sex Pistols
Smashing Pumpkins
The Streets
Talking Heads
Twisted Sister (the gymnasts, I think)
U2
The Vines (maybe Roots, but I doubt it)
The White Stripes
White Zombie
Whitesnake
Yello (maybe, the yellow guy)
---
This signature has performed an illegal operation and has been shut down.