Titanic nearly made me cry, and sometimes in films I feel really sad, but I don't cry. Sometimes I feel sad when it's really happy, because it's a happy ending.
When I was little, I cried at the ending of The Snowman, by Ramond Briggs, when the snowman melts I cried in these books;
New Moon - Ethics chapter
Breaking Dawn - In jacob's part
Noughts and Crosses Series by Malorie Blackman