A Minnesota pharse that can be put into any sentence and still make perfect sense to another Minnesotan. In reality, these three words (two actually real words) are completely pointless, but nessicary to speak Minnesotan fluently (See also could be worse, you betcha.
I went to the store today, don't cha know. ~ Don't cha know, he was one of those liberal fellas. Crazy as hell, don't cha know. ~ I'm stuck in traffic again, don't cha know. (Please, you get the idea)