Missy Elliot's Get Your Freak On uses the sound of an Indian Classical instrument called the Sitar.
For anyone who doesn't know, it's like a guitar, but
with a lot more strings. The percussion in the background of this track is also Indian (tablas).
The main background pattern is a 5 note phrase which is more percussive than melodic:
And the same for guitar tab:
Finally we've had a bit of fun and invented a "freaky piano" riff along similar lines. Notice how what drives
this is the cross rhythms: