Hey, nothing wrong with a few mistakes. Then I'd call it African jazz....just joking. That 'duff' note is supposed to be there.... and that one, whoah.. real jazzy..
I would recommend Oliver Mtukudzi,TUKU. Sounds simple on first listening but is great in it's simplicity and timing.
http://www.youtube.com/watch?v=xTA0Uncibck
Gordon.