Dean discusses the Source magazines coveted "5 MICS" rating system and ponders rapper Nas' classic 5 mic debut "ILLMATIC" in comparison to the 4.5 mic debut of Notorious B.I.G.'s "READY TO DIE", as well as other classic albums from A Tribe Called Quest, De La Soul and Brand Nubian. This one is for Hip Hop. We in the Building, son!