Since Outkast began an indefinite hiatus shortly after the release of Idlewild in 2006, their unique sound has been greatly missed in the rap game and beyond. Big Boi brought 50% of the equation back in 2010 with his critically-acclaimed solo album Sir Luscious Left Foot: The Son of Chico Dusty which he followed up this past December with Vicious Lies and Dangerous Rumours. The southern rap pioneer turns 38 today, and as such we've broken down some of his best solo work and collaborations to date.