Meet the girl who's "Most Likely to Make Everything Worse." TV writer Ellie Jenkins worked her butt off to put her nerdy, outcast teen years behind her. So there's a certain delicious irony in that she works for a hit show about popular high school kids when she was So. Not. Cool. And now she's been offered the promotion of a lifetime--if she attends her reunion. But Ellie's memory of High School Hell isn't nearly as traumatic as the...