"It's hard to remember a time when Tina Fey wasn't a star, but back in the early 2000s, she was an SNL writer who was far from a household name. It's even harder to remember when Fey's sitcom 30 Rock was tanking, but it was--it premiered in the fall of 2006, and by November, the New York Times wrote that 30 Rock was "perilously close to a flop." But despite all expectations (including those of some of the cast and crew), Tina Fey's eccentric buddy...