GTA4 DLC The Lost and Damned and The Ballad of Gay Tony will held March 30 to embrace PC and PS3 gamers. DLC will integrate the two retail CD, and the PSN and GFWLive platform for online distribution of content, 2 DLC need to pay to download separately. The Lost and Damned was in February last year, starting in the Xbox Live platform, The Ballad of Gay Tony was last October. Rockstar promise GFWLive...