Tackling the subject of bullying, My (Worst) Best Sleepover Partytells the story of Rose, a sensitive young girl whose excitement over her first sleepover birthday party turns to confusion and then despair when the two most popular girls in her class declare they won't attend if she insists on inviting her best friend, Stacey. Sadly the other girls in the class go along with the bullies. Readers will empathize with Rose as she negotiates the tangle of emotions and ultimately makes a decision to stand up for what she believes in.