Invader Zim is the greatest cartoon ever made.
download the videos at:
http://home.xyzz.org/media/Jhonen_Vasquez/Invader_Zim/videos.php
and get really funny .wavs at:
http://www.siberkat.com/zimdex.html
or ask ZenStar where he got his stuff. Check out his review on ZenStarReviews