paul-wall.jpgHouston rapper Paul Wall has invited all 435,000 of his MySpace friends to a free concert he is throwing tonight at Club Roxy in his hometown. The performance is part of MySpace’s Secret Show series of live concerts and coincides with the release of Wall’s sophomore LP, Get Money Stay True, which hits stores today (April 3). On April 18, the grill making rapper will join rock band Fall Out Boy for the 44 city Honda Civic Tour, which kicks off at the Verizon Wireless Amphitheater in Charlotte, NC. In related news, Paul has also announced that he will be donating 100 percent of proceeds from all grills that include red stones sold through his company, Grills by Paul Wall, to humanitarian efforts in Sierra Leone and other African nations affected by the illegal diamond trade.