The team behind TV’s most successful sitcom may be headed to Broadway. Last week, in a Reddit AMA session, Jerry Seinfeld said that he and fellow Seinfeld co-creator Larry David were currently working on a “gigantic” new project together. The comedian didn’t give any other details about the collaboration, but considering the success of their early creative partnership, obviously, a new undertaking would be a pretty big deal. Now, the Showbizz 411 blog believes they have the inside scoop. According to writer Roger Friedman, who claims he got a seat next to David at an industry dinner, the Curb Your Enthusiasm mastermind has written a play, and Seinfeld is in talks to either star in it or direct it. There’s no word as to when it would debut, and at this point it’s just a rumor, but as anyone who’s watched early episodes of the sitcom knows, Seinfeld is no stranger to performing live …