>I don't know why I didn't think "White Lines (Don't Do It"
>was a sample (I guess b/c so much recorded hip hop was still
>with a band then) but it blew my mind when I heard this song
>
>http://www.youtube.com/watch?v=Hkrpqx_5dAk

what makes you think it wasn't?

the only "sample" is that of the sugar hill band, including doug wimbish of living colour, performing a cover of "cavern." if it were a direct sample of the original record then liquid liquid would have gotten a lot faster legal action against them.