I saw someone else do this a while back and wanted to give it a try myself. I set my digital camera on a long exposure, set it up on a mini-tripod in my room and turned off the lights. As you can see, having a laser pen made it pretty interesting.
This is the first one I created (that actually looked decent). It took a few practice tries to get it going but I may add this on to my blog header.
Here are a few more:
This one I had to do after showing Amy and she got mad that I hadn’t made one for her yet 
