I've always enjoyed the fun/weird bits of the Perl community and wrote a fair bit of (intentionally) obfuscated Perl a few years back.<p>My personal best was this "zombie" code:
<a href="http://www.joelesko.com/cgi-bin/obfu.pl?obfuID=5" rel="nofollow">http://www.joelesko.com/cgi-bin/obfu.pl?obfuID=5</a>