I'm surprised that I have never seen a thread about the guild on this site.
This is a music video you should watch.
This is the series you should watch.
http://www.watchtheguild.com/category/episodes/page/7/
I don't really need to describe this because the first episode is only 3 minutes long and it will explain everything for you. And since I know some of you are too lazy to click stuff more than once:
Ep: one