It's hard to describe the sensory overload: Cologne, body odor, marijuana. Flashing lights, minor skirmishes barely contained by dozens of bouncers. Not unsafe, but too much "swagger" and body heat. Why would Grammy-nominated rapper Fabolous want to perform at a nightclub instead of a larger venue for his first visit to Sacramento? Why would hundreds hang out in a less-than-savory atmosphere until after midnight to welcome Fabolous? It's hard to recall why much of Thursday night, or early Friday was unique, but it's clear that when Brooklyn rapper Fabolous talks, it makes you want to party. "F-a-b-o-l-o-u-s," as he refers to himself, rocked a mostly-drunk dance party at Azukar, performin