Investigative journalist Jacques Peretti ventures into a world he doesn't understand; a company that is revolutionising how we are entertained, a website that is changing youth culture: YouTube.

As YouTube hits one billion users a month, Jacques meets the young video bloggers who are making a living on the site. He goes behind the scenes at YouTube's European headquarters, and even becomes part of the phenomenon himself.

YouTube has given a voice to the masses, breaks worldwide news and launches new celebrities, but how YouTube will affect the professional creative community is less certain. One thing's for sure, as the digital revolution marches forward, everything we thought we knew about television is changing. Show less