Dork Diaries: Tales From a Not-So Nice Dork.

Nikki Maxwell is sick and tired of Mackenzie Hollister's non stop bullying. So at Mackenzie's birthday party when she and Jessica humiliate Nikki, Nikki strikes back and things get intense.
Now that Mackenzie has finally got what she's asked for, nobody likes her, and they treat her like an outcast. Now Nikki's the popular one, getting all the attention, and lately it seems like Mackenzie and Nikki have switched. Mackenzie's acting like the shy dork, and Nikki's acting like the mean diva. Plus, will Brandon fall for Mackenzie seeing how she's changed?