Elizabeth:
She is my sister. I mean, we do hang out together.
So what's the big deal if I want to spend time with my friends for once?
Jessica:
I thought sisters were supposed to come first. But I guess some people don't agree. Fine. Hey, I've got friends too.

Jessica scowled. "I want my shirt back. Now," she said with a stubborn glint in her blue-green eyes.
"Are you kidding?" I starred at her, feeling a twinge of annoyance. Angry or not, she was acting like a total freak. "It's the middle of the day!"
Jessica didn't answer. She just tapped her foot impatiently and stared pointedly at the shirt.
"You're the one who walked into my room last week and flung the shirt at me, like I was from some kind of used-clothing garbage dump," I said hotly. "You were the one who said I had to take it because it was poisoning the other clothes in your closet with its uncoolness."
"Whatever." Jessica spun on her heel and stomped off into the cafeteria.
"What's wrong with her?" Anna said, starring after my sister in astonishment.
"Yeah," Salvador commented. "It's like she had a personality transplant or sommething." He shrugged. "Not that she was perfect before. It's like Mr. Hyde and Mr. Hydier."
"I glared after her, still steaming over her idiotic tantrum. "I have no idea what's going on with her," I told my friends. "But she'd better get over it soon

What you Don't Know