Here is an awesome blend tape put together by Sourface from the UK. Sourface takes acapellas from Nasir Jones and places them over beats by 9th Wonder. Adding this to the iPod right now. Sourface is a talented beatmaker from Manchester, England who has amassed over 2 million views on his YouTube page. You can also read his Behind the Beats interview here.
Sourface Presents - Nas vs. 9th Wonder (Remixes)