J Dilla’s lost vocal album The Diary arrives on Friday, but first, Mass Appeal has dropped “The Sickness,” one of the bonus tracks from the posthumous all-star LP. On the iTunes-only cut, J Dilla and Nas alternate verses over a proggy, warped beat courtesy of Madlib.

“If I pull a chain out in…

Source: RollingStone
Link: Hear Nas, J Dilla Trade Verses on 'The Sickness'