There was a style on the PA900 named Rock n Roll, I think. It is not on later Korgs and I can't find it.
Sounds like this:
https://app.box.com/s/r0dc6t95xus18nmojzjlzneyo9w2z9lk
I sure would like to have it again but haven't been able to locate it.
If you have a 900, maybe you could save and send it to me?
Thanks,
Don