I stole this off someone's xanga. Apperently 75 bands are represented in this picture. Between the blog and me here is what I see so far:

1 white zombie
2 smashing pumpkins
3 black flag
4 rolling stones
5 led zepplien(sp?)
6 alice in chains
7 blues brothers.
8 match box 20
9 beach boys
10 spoon
11 foo fighters
12 gorillaz
13 white snake
14 green day
15 postal service
16 dinosaur jr. (who?)
17 Queen
18 Sex Pistols
19 Guns and Roses
20 The Cranberries
21 blind melon
22 the red hot chili peppers
23 the eagles!
24 the pixie's (fearies?? i've never heard of them)
25 the cars
26 scissor sisters
27 the eels
28 U2
29 THE B52's
30 Phish (goldfish bowl?)
31 blur (where??)
32 nine inch nails
33 bloc party
34 garbage
35 pink floyd (sky?)

A quick google search shows that there might actually be 77. I found this list at several sources.

1. Led Zeppelin
2. The B-52s
3. The Gorillaz
4. The Eagles
5. Spoon
6. Blur
7. Alice In Chains
8. Blind Melon
9. Red Hot Chili Peppers
10. The Lemonheads
11. Korn
12. Green Day
13. Phish
14. Matchbox 20
15. Nine Inch Nails
16. Eminem
17. Smashing Pumpkins
18. Scissor Sisters
19. Prince
20. Queen
21. The Sex Pistols
22. The Eels
23. Dinosaur Jr.
24. Guns ‘n’ Roses
25. White Zombie
26. Seal
27. The Pixies
28. Madonna
29. Dead Kennedys
30. The Doors
31. Kiss
32. Yellowman
33. Whitesnake
34. Great White
35. Cypress Hill
36. U2
37. The Beegees
38. Black Flag
39. Garbage
40. Hole
41. Ratt
42. The Police
43. The Cars
44. The Rolling Stones
45. Cowboy Junkies
46. The Beach Boys
47. Talking Heads
48. Crowded House
49. The White Stripes
50. The Black Crowes
51. The Streets
52. The Cranberries
53. Deep Purple
54. Pink
55. Tool
56. Cornershop
57. The Postal Service
58. The Go-Gos
59. Jewel
60. Pet Shop Boys
61. Cake
62. Skinny Puppy
63. Scorpions
64. Iron Maiden
65. Cult
66. Manic Street Preachers
67. Pavement
68. Roots
69. Twisted Sister
70. Men At Work
71. The Killers
72. Blondie
73. Radiohead
74. Rooster
75. Wings
76. The Shadows
77. Pink Fairies

50 Cent is also represented

i could quote it all, but who cares