In "The Yellow Wallpaper," Charlotte Perkins Gilman uses the character of Jane to describe the adverse effects of the rest cure. This woman, who goes unnamed for most of the story, is suffering from a mental illness. Most likely, she is suffering from postpartum depression.
Dally sneaks into the movies simply because he does like to follow the rules, even though the ticket was cheap. What this tells us about Dally is that he never likes to do things in a legal way.