Try this conversation on for size:

Lady: Why does everyone think ur stupid if ur a hairdressor? I happen to have a Master's Degree!

Peanut Galley: Maybe if you used You're and Your instead of ur and ur they wouldn't think that?

Lady: I happen to keep up with the times Mathusala! Go crawl back under ur rock!

Peanut Gallery: So much for your Masters Degree! You can stop whining about people thinking you're stupid because you're a hair dresser!