He claims that he was neglected by his mother, which she vigorously disputes. To avoid complete emasculation, he rebelled against his mother and chose to be fathered by pop culture, in the form of hip-hop and the humongous phallus of black street culture. He's South Park 's Kyle, ten years down the line plus plenty of drugs and disappointment. But easing that ache means acknowledging it. And that means weakness.
Every stab just leads to another target.
After all, homos are everywhere nowadays in pop culture. But maybe Slim is himself just a screen. In other words, all the things that make a great star, from Elvis to Lennon to Cobain. And, alas, he's all the things that can make young men these days who will never be stars sad and sullen, sometimes suicidal. But Eminem and the sexually shady, not to say confused, world of white hip-hop show that such a preoccupation is anything but trivial for many boys today.