This is a really fun how-to. Use it to prank your friends, colleagues or pretty much anyone!
All you need is a instant messenger like Windows Live Messenger (formerly MSN), Yahoo! or AOL and program called Fake Webcam. This will let you play any video as a webcam on your messenger.
1. Download Fake Webcam and install
2. Download a video you want to display as webcam onto your desktop. Here are some free samples you might like