Find a Band

Help me spot the bands visible in this picture. The actual members are not present but apparently 74 bands are alluded to.

This is what I found myself:

1. Guns 'n Roses
2. Scissor Sisters
3. The Rolling Stones
4. The Eagles
5. Smashing Pumpkins
6. Gorillaz
7. U2
8. The Pixies

This is what other people have located:

1. matchbox twenty
2. Queen
3. Spoon
4. White Zombie
5. Alice in Chains
6. Red Hot Chilli Peppers
7. Radiohead
8. Led Zeppelin
9. Whitesnake
10. Black Flag
11. postal service
12. eels
13. Iron Maiden
14. Green Day
15. Nine Inch Nails
16. Blur
17. 50 Cent
18. Blind Melon
19. The Postal Service
20. Beach Boys:)
21. Garbage

This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 2.5 License.