What are some good songs for street hiphop an krumpin' dancin'?

Me an some friendz are into the bboy/bgirl an krumpin' dancin' an we have a competiton comin' up real soon (4weekz be exact) but ain't got no good music to dance to. Is there any good ol' school or raggae to dance to? An i don't mean like lil wayne, t-pain, flo-rida something diffrent out of the box....we'll really preciate!!! Something like....Swizz beats, J-squad, big daddy kane Thnkz we'll really preciate it once again!!!