The important thing is that Marcille did not learn to blaspheme against the natural order to save her girlfriend. She just happened to have studied the art of spitting in God's eye for wholly unrelated reasons, and when the opportunity by chance arose to employ that skill in service of girlfriend-saving, she was ready.
I think "they don't even have X" is one of those memes that's actually funnier in its original context than in anything that's been done with it subsequently. Like, in its original context, this is a joke about a man who has lived his entire adult life alone in a swamp cold-reading the atmosphere of a corporate workplace and deciding that appealing to the receptionist's sense of working-class solidarity is going to get him in the door, and it fucking works.