http://fooplot.com/ A very neat little AJAX app you can use to plot many types of functions quickly.
http://uncyclopedia.wikia.com/wiki/Worst_100_Pick-Up_Lines_of_All_Time Uncyclopedia on the worst pick-up lines ever.

4/21/07 Gil's LotD
http://www.youtube.com/watch?v=ZtNjDWRXaKI A Comedy Central skit where a talking deer model is tied to the hood of a car and heckles people outside of a gas station.
http://kb.mozillazine.org/Problematic_extensions Firefox's list of problematic extensions, especially the ones with memory leaks. If you've got Firefox extensions installed, be sure to check this out.

4/22/07 Gil's LotD
http://uncyclopedia.org/wiki/Worst_100_Pick-Up_Lines_of_All_Time Uncyclopedia on the worst pick-up lines ever.
http://duxlist.com:81/ A site which tests users' ability to distinguish between a lossless (perfect) and a version of the song compressed with AAC. If you look at the statistics, even with thousands of participants the people able to tell right vs wrong is still close to 50-50%.

4/20/07 Gil's LotD
http://www.youtube.com/watch?v=m9ujTWfXNJo
The music video for Country Roads by Hermes House band. It's a techno
remix of the John Denver song.
http://kirchersociety.org/blog/2007/01/11/world-freehand-circle-drawing-champion/
Video by the world champion of freehand circle drawing. This man draws a
perfect circle, trippy.

4/19/07 Gil's LotD
http://www.youtube.com/watch?v=4g1O4LJNs94 Fox News can't do math.
http://en.wikipedia.org/wiki/Seven_Bridges_of_K%C3%B6nigsberg How to prove the famous seven bridges problem. I love how Wikipedia has a spoiler warning for mathematical proofs.
http://www.losanjealous.com/nfc/ This generator combines a random Family Circus image with a random Nietzsche quote.

4/18/07 Gil's LotD
http://www.youtube.com/watch?v=MepWPMjHO3U
The heartwarming story of how a cat adopts a squirrel along with its latest
litter.
http://www.youtube.com/watch?v=XTa_RQC8ZxA
The music video for Lloyd, I'm Ready To Be Heartbroken by Camera
Obscura.

4/17/07 Gil's LotD
http://www.glumbert.com/media/supermarket
Supermarket 2.0.
http://www.flickr.com/photos/17025280@N00/sets/72157600038845249/detail/
The plagues done with Peeps!
http://www.youtube.com/watch?v=kUldGc06S3U
US Real Estate prices, adjusted for inflation, shown as a roller
coaster.

4/16/07 Gil's LotD
http://www.manga-youkai.com/Nyoro~n/ Nyoro~n.
http://www.madin.jp/ouen/index-e.html The 1,024 Cheerleader image generator.
http://www.youtube.com/watch?v=W91sqAs-_-g Alanis Morissette's cover of My Humps.

4/15/07 Gil's LotD
http://www.pschitt.fr/ Pschitt.
http://en.wikipedia.org/wiki/Battle_cry Wikipedia's collection of battle cries.
http://www.nu2.nu/bootcd/#w2k Create a bootable Windows 2000 CD.

4/14/07 Gil's LotD
http://www.youtube.com/watch?v=fFHRAuvjOtQ An IKEA commercial.
http://insecure.org/sploits/ping-o-death.html An old entry about Ping of death from insecure.org's database.
http://wvs.topleftpixel.com/ A fun photoblog.