Eminem: Good Genes or Good Docs?!

"Waving a lyrical scalpel, Eminem's raps one of his most iconic tirades,” says Green Label, which also notes that the Detroit rapper also sampled the “We Will Rock You” for his “Cinderella Man” and “Puke.” "The legendary boom-boom-clap, boom-boom-clap

Eminem's looks don't need a remix. Here's a 27-year-old version of the Slim Shady songbird looking serious in Dublin back in 1999 (left) and 16 years…

Here's a 27-year-old version of the Slim Shady songbird looking serious in Dublin back in 1999 (left) and 16 years later the "Rap God" — who is celebrating his 43rd birthday this weekend — looking even more serious at an NYC movie last summer

Titled "A Shady Birthday," Porter's video zeroes in on Eminem's breakout year of 1999, cutting between interviews with the rapper that originally ran on MTV, Canada's Much network and the independent show PhatClips. The Much segment finds Eminem 

So, you think you're an Eminem fan just because you memorized the first verse of "Lose Yourself"? Prepare to have your mind blown by these diabolically brilliant tracks that only our 2013 cover star's biggest fans know about.