“Marvel vs. DC” was later used as the title of another song by Adam WarRock off of his “This Man… This Emcee” album. It is a reference to the Marvel Comics fans and the DC Comics fans.

http://adamwarrock.bandcamp.com/track/marvel-vs-dc

She’s saying good riddance, and realizes that it’s going to be easier now with less people to feed in the house, since he wasn’t contributing anything anyway. This attitude is a stark contrast to the first verse, where she let him move in even though she knew better. She’s becoming more self-reliant as she goes through her various trials.

Refers to a YouTube video of a woman falling while stomping grapes to make wine. Here, Rob asks for the grape lady to kick her famous line, which is duly sampled immediately after.

Reference to Matthew 16:26 and Mark 8:36

Eminem wasn’t succeeding when he was rapping about real things. He gave up who he was to become famous, but at what cost?

This is a historical proverb representing the effect that a small event can have, like the butterfly effect. The proverb is about a city that was sieged by invaders. In some versions, the rider in line three is carrying an important message that never makes it through, which is why the battle is lost. In this version the rider is a soldier who was supposed to protect the city.

His ladyfriend, who also happens to be African-American. The use of the word queen here conveys that Speech holds this woman in high esteem, the exact opposite position held by the ruffians harassing her.

Reference to the short-lived romance between Paris Hilton and Benji Madden. Chamillionaire is in Paris hustling on the streets with his Benjamin Franklins (hundred dollar bills).

This is a reference to the tale of Hansel and Gretel, who left a trail of breadcrumbs in the woods so they could find their way back home. He’s leaving this trail so that when he does get lost on his way through life, he can find the correct path again.

It’s also possible that the bread is a reference to the sacrament of Holy Communion, which involves bread as a representation of the body of Christ. He’s using the sacraments as a means to keep on the right path. This idea is also reinforced by Jesus own words descibing himself as “the bread of life” in John 6:32-35.