- Sheldon Cooper: So, you and my brother got married and no one invited me?
- Mandy McAllister: Sorry, it was kind of a last-minute thing.
- Sheldon Cooper: No, I was thanking you. I hope that, someday, my sister won't invite me to her wedding.
- Missy Cooper: I won't.
- Sheldon Cooper: Thank you.
- Mandy McAllister: [about Mary and Audrey babysitting] You two are on probation. I don't want to come home and find out there was an exorcism.