It’s been a long time since Mr. Show with Bob and David has been on HBO, but there are a few sketches that come to mind even now. Especially when I read about the PC(USA) in the news. In particular, "The Fairsley Difference":

One grocery store comes into prominence, and its hometown competitor goes out of business when the new store advertises how they are different than the others, because (among other things) their employees are free of active sores and lesions.