Yellow shirt: (talks about a painting class she's taking..)
Other Woman: You know, I heard if you mix green and blue you can get a really nice shade of purple!
Yellow shirt: Oh really? Well, they have every color of blue there, like four different kinds.
People around them: o_O?
Other Woman: You should write a screenplay! It's so easy, you only need to write like 90 pages for it to be an hour and a half, and then people will bid on it and they'll pay you tons of money! I know all about this, you should let me tell you how to do it.
There was a lot more but that's the best stuff I remember. They also had a huge discussion about how awesome caffeine is and how much they need all the time. Which was funnier than it sounds.
I didn't know there was an overhearing comm for Portland, so now that I do I will post my bus trip entertainments:)