“30 Rock” (8:30 p.m., NBC): So far this season, “30 Rock” has proven to be

“30 Rock” (8:30 p.m., NBC): So far this season, “30 Rock” has proven to be worthy of that Emmy triumph. The hilarity continues as Edie Falco returns to play Jack’s new love interest — a Vermont congresswoman who just can’t get enough of him, despite being his politically polar opposite.