I've been training for this

[torethaalda]

And I think I can now name more than ten bands.

1. The beatles
2. The Rolling Stones
3. Beach Boys
4. Belle and Sebastian
5. Decembrists
6. Scissor Sisters
7. Metallica
8. Steeleyed Span
9. Ben Folds Five
10. Limeliters
11. Peter Paul and Mary
12. Abba
13. The Automatic Automatic

Yes, that's right!  I EXCEEDED 10 BANDS!  ON MY OWN!  Spontaneously without outside reference.