In this picture. There are 74.

Gorillaz
Pet Shop Boys
Led Zeppelin
Pixies
Eagles
Smashing Pumpkins
Guns N Roses
Scissor Sisters
Spoon
The Rolling Stones
Nine Inch Nails
Alice in Chains
The B-52's
Blag Flag
White Zombie
The Postal Service
Madonna
Eels
White Snake
Korn
Red Hot Chili Peppers
Talking Heads
KISS
The Lemonheads
Blind Melon
Garbage
The Cars
Matchbox 20
Queen
Prince
Radiohead
Blur
Hole
50 Cent
The White Stripes
Green Day
and of course, Pavement

well 37 out of 74 isn't too bad...
let's see if someone else can solve the other 37.
If I find any more, I'll post again/ edit this.

Where did you find this?

+2
Cake
Bloc Party

Each time i found one name, you already find. The other 35 ???

Dead Kennedys
Cypress Hill
Crowded House
Sex Pistols
Cowboy Junkies
Iron Maiden

The Doors
The Killers
The Police
Great White

haha this used to be my desktop background, i know em all!

Met at Work

Dinosaur Jr.
Television
Pink Fairies
The Waterboys
Deep Purple

The Roots
The Cult

Black Flag

Not really a band, but what about The Streets?

I'm not so sure about the others I suggested either.

The surfer guys are the Beach Boys maybe? I don't know it might be a stretch.

Edit: Thought I got a few you didn't get but realized I just missed them in your posts.


Edit again: Black Crowes?

Manic Street Preachers

Cowboy junkies too

Goldie is one of them.
That poster helped a day of work pass real quick a few years ago.

Phish!

Skinny Puppy