Remember Eminem’s awkward game day appearance a couple weekends ago? Sub in baseball for football, plus a guy who is 1,000 percent more comfortable talking than rapping, and that’s what we’ve got. Jerry Seinfeld will announce the entire New York Mets game on Tuesday night, beginning with the 6 p.m. pregame show. “Four guys who love to talk sharing one broadcast booth sounds like a bad idea on its face. I don’t even know if the chairs will fit,” Seinfeld says. “But to spend an evening with Keith [Hernandez], Ron [Darling], and Gary [Cohen], I will stand if I have to.” This guy! What is the deal with the chairs!