The document summarizes a book called "Dork Diaries Tales from a NOT–SO–Popular Party Girl". It introduces the main character Nikki and her friends Chloe and Zoey. It describes how Nikki has a crush on Brandon and overhears the mean girl MacKenzie saying Brandon will take her to the Halloween dance. The summary then outlines complications where Nikki promised to go to her sister's party but finds out MacKenzie lied about Brandon. It concludes by saying the drawings in the book help understand what Nikki is talking about.