You should not argue in public
Katie is at the grocery store with her partner who says something that really bothers her.
Katie wants to confront her partner about what he said.
Katie waits until they get back home to bring up the issue.
Katie gets into it with her partner, and they argue while at the store.
Katie's and her partner are able to talk in private about the issue and resolve it.
Katie's partner brushes her off and focuses on how she made a scene in public.