How do I get ahold of legit acapellas?

[ThaRealness]

Im trynna remix something off of Cuban Linx... I got a few results on youtube but shyt wasnt completely acapella... still heard hi hats in the mix. Im wondering is it possible to get 100% clean vocal tracks?

 

[osama bin fly]

go to RZA's studio, find his computer, steal the Pro tools file