Mr Greenthumb, please read man, read this:

http://www.nbc5.com/news/2659908/detail.html

that feeling you get... that dream state... that is your brain beginning the process of death. i'm not even kidding.

please man, don't do it anymore, and tell your friend not to do it either. everyone you know, tell them to stop playing this game. show him the article if he doesn't believe you. there are thousands of others just like it if he doesn't believe the article.