Rachel Renée Russell

Assigned to attend her archnemesis Mackenzie Hollister's new school for the student exchange week program, Nikki is surprised to learn that there are students at the school even meaner than Mackenzie.

"When we last left our hero, Max Crumbly, he had crash-landed on top of a Mighty Meat Monster pizza after taking a late night tumble through the vents at South Ridge Middle School -- and he was completely surrounded by three ruthless criminals! Will Max be shredded to bits like mozzarella cheese on the hard and crunchy pizza crust of doom? Can his friend and sidekick, computer whiz Erin, help get him out of this sticky situation alive?" -- Page 4...

Nikki's diary describes a frightful Halloween, on which she helps with her sister's ballet class party at the same time she is Brandon's date for their middle school Halloween dance, where she has promised to spend the evening with her two best friends.

Nikki and her friends Brandon, Chloe, and Zoey team up to hide seven puppies from two parents, one nosy little sister, an entire middle school, and one mean girl out for revenge.

When Miss Know-It-All's inbox overflows with pleas for guidance, Nikki Maxwell, the school newspaper advice columnist, turns to her best friends for help.

When her crush Brandon reveals that the animal shelter where he volunteers is in danger of being closed, Nikki and her friends enter an ice skating competition to help raise money, an effort that is compromised by an interfering Mackenzie.