What is that beer they're always drinking in Superbad?

Question

Is that a real brand?

Answer 1

The cans are definitely Old Milwaukee (the blue label, white cans). You can see it here:

http://www.youtube.com/watch?v=qvAOSWHV-...

The bottles: don't look like OM's glass bottle design, though.

Answer 2

for some reason, i think it was old milwaukee beer. Could be wrong, but the can looked similar to old milwaukee.