“Hah! Don’t sweat it, Doll, I was just yanking your chain. Sure, I’ll still shack up with you. After all, you’re ‘damaged goods’ now, who else would have ya?”
Now that the balance of power has shifted back into your favour—using passive/aggressive tactics of feigned hurt and resentment—you can finally get married. You can use this strategy to win any future argument for the next 10-15 years. Or until she stabs you in the chest with the set of steak knives bought by her sister as a wedding present.
Next Step: Marital Dysfunction Ad Infinitum.