In the US we refer to them as hicks, but generally, people who are not really intelligent, have some sort of backward view of the world, and do not speak our language properly. I guess I can't really describe it other than to show you a video:
Warning, the video is kind of offensive for language:
What do you have/call them that is similar, and if so, show us a video!
[Edited 2009-04-08 03:30:13]
"Bangkok Tower, United 890 Heavy. Bangkok Tower, United 890 Heavy.....Okay, fine, we'll just turn 190 and Visual Our Way