Why do we love to cry at movies? And how are some of our favorite films the ones that reached down our throats, yanked out our hearts, and stomped on them? Some of them provide a catharsis, the release of crying in the dark, while others changed the way we looked at our world. Some are controversial and spark years of debate, something superstar director James Cameron hopes to put to rest about one of the most frustrating on-screen deaths ever. Warning: This entire story is a spoiler.