The tour guide is amish?
The tour guide could be anyone who can see and small filth. It isn't rocket science and it IS disgusting.
The Amish would see and smell the filth too...and comment in crude Amish-speak.
Oh yeah, and clearly more than a little bit wasted. If she had done this at a comedy club on open mike night no one would have batted an eye. As a semi-drunken racist rant delivered via loud speaker from an open top bus as it rolled through the subject area it’s probably going to make her a YouTube star.