Originally Posted by Kabigon
I'm confused by your reaction...
What the dealer said was correct. The drain plug and (rubber) gasket are not separate items. For a normal oil change, there is absolutely no reason to replace the gasket.
What's wrong with that???
If there's no need to replace the gasket, that would be fine. But it would be a first, in my experience. In every car I've owned the crush ring, be it plastic or metal, has to be replaced at every change.