1. Cold out/hot out/regular temperature out.
2. These are good flushers.
3. What a week/can’t believe it’s only Tuesday/humpday!/Happy Friday.
4. [Act like you don’t see the person next to you].
5. Guess what I’m doing.
6. Do you think there’s a God?
7. I just stand here and pretend to pee for thirty seconds so I can control a tiny part of my workday. What brings you to the restroom?
8. Do you know any good songs we could harmonize on?