So here is my latest track which uses a sample from the Prelinger archives. You can find some nice and wacky stuff to sample in the archives. I used this performance by poet Clark Coolidge.
SoundCloud:
T. H. E. Them, 1970 by ottovideo
Or BandCamp for slightly better sound quality:
[url=http://music.ottovideo.com/track/t-h-e-them-1970]http://music.ottovideo.com/track/t-h-e-them-1970[/url]