You need to buy Grand Theft Auto IV for the Xbox 360 for the DLC to work.
They stated that before releasing the DLC. I mean... its DLC, an add-on for the core game.
Odd. Future. Wolf. Gang. Kill. Em. All. OFWGKTA Don't give a fuck!
Fuck Steve Harvey. FREE EARL!
Final Fantasy Versus XIII will be the GREATEST game EVER made!!!
I'd take a bullet for Square-Enix!