Watch Some Kind of Wonderful
Watts and Keith are best friends and nothing more. This changes greatly when Keith and the prettiest girl in school hit it off. Keith likes her a lot, and she likes him. They are at the point where they're inseparable. Watts becomes upset because she no longer spends time with Keith like she used to. Watts also discovers that she likes Keith as more than a friend, but she does not know how to tell him or if she should tell him at all.
Unfortunately for Keith, the pretty high school girl has a crazy ex-boyfriend who will go to any extreme in order to get his girl back. This ex-boyfriend begins planning ways to get Keith back for taking his girl.
Watts loves this idea because she thinks it will force Keith to come back to her. Watts sits back and enjoys this story as it unfolds in a very fast pace.