Dork Diaries - Frenemies Forever By Rachel Renee Russell

Nikki is spending a week at North Hampton Hills as part of the school transfer programme. The good news is that NHH is super-cool and preppy. The bad news is that Nikki's nemesis MacKenzie started there two weeks ago! But, faced with NHH queen bee Tiffany, who takes meanness to a whole new level, Nikki might need to work WITH Mackenzie if she's going to survive the week! Can Nikki and MacKenzie overcome their differences and become BFFs ... Best Frenemies Forever?!