Atlanta rapper 2 Chainz occupies the rare intersection between street attitude and mainstream accessibility, rising to the top of the charts without having to water down his smooth-yet-dangerous style. After being active in music for years as part of Playaz Circle, 2 Chainz went solo in 2010. His breakout year was 2012, when he landed on Kanye West's "Mercy" and Nicki Minaj's "Beez in the Trap" before dropping his official debut, Based on a T.R.U. Story, for Def Jam. With three platinum hits -- "No Lie" featuring Drake, "Birthday Song" featuring Kanye West, and "I'm Different"...