Dork Diaries
Mackenzie Hollister- bully, spoiled brat, rich, lip-gloss addict, always wears designer clothes and shoes, blonde hair extensions. Like Nikki, she also has a little sister (who is named Amanda) and she is a lot like Brianna. In the 10th book of the Dork Diaries series (Tales from a Not-So-Perfect Pet Sitter), Amanda becomes Brianna's best friend at her ballet class. Mackenzie is also the leader of the CCP (Cute, Cool, and Popular) clique.