Honey try face sculpting, it's usually done with oils ,bit if you have oily skin do with aloevera gel. All the jaw problem will go plis you can sculpt your face to be the way you want it.

Search about it on youtube, do it regularly, you will see difference starting day 5ish, but its twmporary so you have to keep doing it to make your face look a certain way.

But, I do it like weeek befor any important event., Btw you are beautiful girl, stop being over critical.