How do i make one of these? how does it work? any Musicians out here?

I saw this on youtube and I want to make it. http://www.youtube.com/watch?v=9Iq_ak1M5Eg He MIGHT post a tutorial on this but i am curious on how it works.Read my comment. My youtube username is:schetleftany suggestion?

Question by schetleft 10 years ago  |  last reply 9 years ago