The X-rated, id-driven Brooklyn rapper Mr. Muthafuckin' eXquire recently inked a deal with Universal Republic Records -- this, even though his name is Mr. Muthafuckin' eXquire. To further indicate that his major-label minders have a hard road ahead of them, eXquire recently liberated a spare track called "Good Pussy In Chicago," and I'm pretty sure you can figure out what ...