Bossypants

Before Liz Lemon, before "Weekend Update," before "Sarah Palin," Tina Fey was just a young girl with a dream: a recurring stress dream that she was being chased through a local airport by her middle-school gym teacher. She also had a dream that one day she would be a comedian on TV.

She has seen both these dreams come true.

At last, Tina Fey's story can be told. From her youthful days as a vicious nerd to her tour of duty on Saturday Night Live; from her passionately halfhe…