If you're already familiar with Prince Rupert's Drops, you can skip to the second video. Of course you'll miss some cool high speed video.

Otherwise, watch the first video first.

Side note -Prince Rupert will not get upset.
[youtube]http://www.youtube.com/watch?v=xe-f4gokRBs[/youtube]
That was certainly cool, right?

Next
This is where you get to see a bullet disintegrate after striking the large glass end of a Prince Rupert's Drop.
[youtube]http://www.youtube.com/watch?v=24q80ReMyq0[/youtube]