How’d Saul Goodman and Mike Meet, Anyway? [VIDEO]

We're getting more and more Better Call Saul as the days go by, and this clip gives us some answers about how Mike and Saul met.

It's a question that I think anyone who watches Breaking Bad has asked: how did those two end up working together? What's Mike's background? Where do I get that rad Constitution wallpaper that Saul Goodman has in his office?

Well, this clip doesn't answer the last question, but the first one starts to have some light shed upon it:

It's getting exciting.