<a href="http://mashupbreakdown.com/" rel="nofollow">http://mashupbreakdown.com/</a> has not only diagrams of the samples used in each track, but also plays the music and highlights the annotations at the appropriate time.<p>Also, as well as Girl Talk's latest album "All Day", it covers their previous "Feed The Animals" as well as The Kleptones' classic "A Night At The Hip-Hopera".
Wired did this too with a track off of <i>Feed the Animals</i> in 08: <a href="http://www.wired.com/special_multimedia/2008/pl_music_1609" rel="nofollow">http://www.wired.com/special_multimedia/2008/pl_music_1609</a>