Watch the original video first. It's pretty obviously fake, but then still gets thousands of people who think it's real.
Then see the "how-to"
More detail here:
http://www.wired.com/underwire/2013/02/ufo-video-fake-tsirbas/
http://www.wired.com/underwire/2013/03/fake-ufo-video/
Then see the "how-to"
More detail here:
http://www.wired.com/underwire/2013/02/ufo-video-fake-tsirbas/
http://www.wired.com/underwire/2013/03/fake-ufo-video/