Oh, the actual lyric apparently is "I'm so gangsta I eat cereal out da milk." I think it means he pours the cereal into the milk jug, and then eats/drinks it that way.
LOL so true. We have a guy with this on our Zombie Panic Source server who spams it, and we don't mute him(us admins) since it's HILARIOUS(And we kinda told him to do it).
Darxio's recent comments:
And this just makes it SO MUCH BETTER.