The sweet sound of falling pins met its match Monday night the minute Big Boi charged down the side staircase leading to the stage at Brooklyn Bowl in Williamsburg. With his tour spinner, DJ Swift, already in place, Big Boi darted past the turntables and began slapping hi-fives to the fans who fought their way to the front. The intimate but amped crowd of 700 began belting out the lyrics to the opening song, "ATLiens," the second the record began spinning, not even giving the rapper a chance to locate his microphone. Big Boi tore through the bars of the old-school Outkast track, to the delight of a small crowd gathered to the left of the stage paying homage to his hometown by waving their Atlanta Braves baseball caps. "I can feel the love," he answered, before beginning a series of Outkast classics. As DJ Swift scratched into "Ms.