Flyer? Should it be the short information about the process of writing essays or the list of the typical mistakes? You can find much useful information in the blog at Primewritings site. They always post stunning articles and I am sure you will find there the material for your project.
The instructions are clear. Write a story with a clear beginning, middle, and end. If the teacher hasn't provided any story ideas, then make one up or write one based on your experiences.
The answer is that he was upset because Renee was supposed to do the heavy (yell and scream at Bella for making bad choices) but doesn't. So Charlie went moping around till the wedding came so technically he was upset that Renee hadn't rat Bella out.