Explanation:

If you promise not to get angry with me, I’ll tell you what I broke.
Not to get is best meaning word here to fill the sentence, not get and not getting inappropriate here.
If you get out, you leave a place because you want to escape from it, or because you are made to leave it. If you get out, you go to places and meet people, usually in order to have a more enjoyable life. If you get out of an organization or a commitment, you withdraw from it.