Any day with new Dungeon Family material is a good day. Sir Luscious Left Foot, bka Big Boi from OutKast, comes through with two videos today. The first, the official video for his pro progress/pro Obama lead single, “Sumthin’ Gotta Give” feat Mary J. Blige, off his upcoming album Sir Luscious Left Foot:The Son Of Chico Dusty. The album is due out in late Sept/early Oct. Follow me after the jump for a bonus Big Boi interview with Dj Envy. In the vid he speaks on his current relationship with Andre 3000 and clears up the rumors on the confrontation he had with former ally Killer Mike.