|!||This article contains spoilers. Read at your own risk.||!|
NiKenzie (Nikki and MacKenzie) is the enemy pairing of MacKenzie Hollister and Nikki Maxwell. They both go to WCD and strongly dislike each other. Their hatred may be connected to the fact that they both have an obvious crush on Brandon Roberts. In book 11, both characters formed a short-lived friendship.
- MacKenzie called Nikki a loser.
- Mackenzie didn't invite Nikki to her party.
- Mackenzie just gave Nikki an invite to pass to Jessica.
- MacKenzie humiliates Nikki.
- MacKenzie glares at Nikki.
- They both like Brandon.
- Mackenzie calls Nikki a dork for the first time.
- MacKenzie insults Nikki's artwork.
- MacKenzie interrupts Brandon talking to Nikki and then begins to flirt with him.
- MacKenzie knows her Aunt Clarissa told Nikki she could face paint so she gets her an old smelly rat costume to wear.
- MacKenzie invites Nikki to her party only to embarrass her.
- Nikki doesn't warn MacKenzie and Jessica about the fountain being messed up.
- MacKenzie tells everyone at the school that Nikki only came to party to humiliate her.
- MacKenzie lets everyone resign other than Nikki, Chloe, Zoey, Theodore, and Violet because she thinks they can't pull it off and knows that if they resign everyone will blame them.
- Nikki gets asked to the dance by Brandon and MacKenzie finds out.
- MacKenzie takes credit for the whole dance.
- MacKenzie steals Nikki's duffel bag.
- MacKenzie goes to flirt with Brandon.
- MacKenzie takes the rat's head off Nikki, showing everyone Nikki wore the smelly costume.
- MacKenzie blames Nikki for everything that happens.
- MacKenzie makes fun of Nikki for dancing at Queasy Cheesy.
- MacKenzie posts Nikki dancing at Queasy Cheesy on YouTube.
- MacKenzie uses the video as blackmail to get Chloe and Zoey to dance for her.
- MacKenzie tricks Chloe and Zoey into dancing with her, keeping them away from Nikki.
- MacKenzie sends Nikki a fake tuition bill which gives her massive anxiety.
- MacKenzie flirts with Brandon.
- MacKenzie hears about Nikki starting a new band and uses it to turn Chloe and Zoey against her.
- MacKenzie shows the whole school the Queasy Cheesy video because she hears that Nikki's band is decent.
- MacKenzie temporarily gets Actually I'm Not Really Sure Yet kicked out the show.
- MacKenzie wins the talent show not knowing that Mr.Chase thought that Actually I'm Not Really Sure Yet was better and that they were going to have a song released.
- MacKenzie tries to find Nikki's diary.
- Nikki blames Mackenzie for stealing her diary.
- MacKenzie makes Nikki look like the bad person in front of Principal Winston.
- Nikki gets invited to Brandon's party and MacKenzie does not.
- MacKenzie insults Nikki by saying "...after that all you have to do is pay some freakishly ugly guy to marry you!"
- MacKenzie tries to keep Nikki from skating for Fuzzy Friends.
- MacKenzie inturrupts Nikki and Brandon's "moment" by trying to talk to him about skating for Fuzzy Friends.
- MacKenzie sees that Nikki can't ice skate and insults her.
- MacKenzie calls Fuzzy Friends stupid.
- MacKenzie doesn't skate for Fuzzy Friends not knowing that it closing will result in Brandon moving. She thinks that Brandon will hate Nikki and come to her.
- MacKenzie sends Nikki, Chloe, and Zoey's Sugar Plum fairy costumes to New York.
- MacKenzie tricks Nikki, Chloe, and Zoey.
- MacKenzie locks Nikki, Chloe, and Zoey in a storage closet.
- MacKenzie wins $3,000, but Nikki won the fan favorite giving Fuzzy Friends $10,000.
- Nikki toilet papers MacKenzie's house.
- MacKenzie tells everyone that Brandon TP'd her house to get her attention.
- MacKenzie and Nikki both know this could get Brandon in serious trouble.
- MacKenzie said she'll stop if Nikki got both her and Jessica invites to the party.
- Nikki joins the newpaper team to stop MacKenzie from saying stuff that isn't true.
- Nikki gets MVP and MacKenzie gets jealous.
- MacKenzie sets up a meeting with Principal Winston about what's been happening.
- MacKenzie gets busted by Marcy.
- MacKenzie doesn't get invited to Brandon's party in the end.
- MacKenzie crashes Brandon's party.
- MacKenzie steals Brandon's phone and sends Nikki really strange and insulting messages the whole month making her think that Brandon is the one doing it.
- Mackenzie hangs up posters with Nikki with a Miss Bri-Bri haircut.
- MacKenzie interrupts Nikki trying to give Brandon his valentine.
- MacKenzie coughs so that Brandon can't get the valentine on the floor.
- MacKenzie gets Nikki in trouble.
- Nikki and Mackenzie give each other evil glares, when they have to work together
- MacKenzie tries to drown Nikki.
- When MacKenzie gets evil looks she blames Nikki and calls her the "Dork in the Doughnut".
- Nikki beat MacKenzie in a swim race and also sets a new record.
- MacKenzie tries to bribe Brandon to be her date.
- MacKenzie tries to turn everyone against each other when everything was sorted out.
- Nikki (along with Brandon) prank MacKenzie.
- MacKenzie pushes Nikki down the slope.
- MacKenzie steals Nikki's backstage pass.
- Mackenzie was pretending to be Nikki.
- Mackenzie throws a dodgeball at Nikki's face.
- Nikki fell on the witch (MacKenzie) and that made the witch unconscious.
- When Nikki woke up Brandon and Nikki looked at each other and that made Mackenzie mad.
- Since Mackenzie threw the ball in Nikki's face too hard, Mackenzie had to clean the girls locker room.
- MacKenzie accuses Nikki on putting a bug in her hair when in reality, Nikki was just trying to help her.
- MacKenzie steals Nikki's' diary.
- MacKenzie writes in Nikki's diary.
- Everyone - including Nikki laugh at MacKenzie's meltdown because of a bug in her hair.
- MacKenzie thinks Nikki put a bug in her hair just so people could make fun of her with it and ruin her reputation.
- MacKenzie hacks into Nikki's Miss Know-It-All column and gives bad advice in order to get Nikki expelled.
- MacKenzie tells Nikki she saw her diary in the library somewhere. Nikki searches for her diary for hours.
- MacKenzie takes Brandon's apology letter for Nikki and gives it back in the wrong date. Making Nikki and Brandon wait for hours and hours. And ending they're friendship.
- Seeing how everyone is making fun of her, MacKenzie posts her own humiliating video on YouTube and blames it on Nikki in order to convince her parents to get her to transfer schools.
- MacKenzie transfers school, away from Nikki.
- Nikki finds her diary.
- Nikki is forced to give advice to tons of people within five minutes because of MacKenzie.
- Nikki reads on how MacKenzie messed up her friendship with Brandon in the diary and makes up with Brandon.
- Brandon finds a picture of MacKenzie with braces and makes mild fun of it.
- Nikki is sick of all the talk of MacKenzie's departure.
- MacKenzie interrupts Branikki's kiss at the CupCakery.
- MacKenzie bullies Nikki at the CupCakery
- MacKenzie lies to her new classmates and steals all of Nikki's information to be her own
- MacKenzie becomes a dork.
Tales from a not-so-friendly-frenemy
Mackenzie spreads nasty rumors about Nikki
Mackenzie and Nikki become frenemies
Tiffany bullies Mackenzie and Mackenzie blames Nikki
The following never happen in the book, but they were on Nikki's blog.
- MacKenzie trips Nikki.
- When MacKenzie insulted Chloe, Nikki thought about saying, "Go and pick on someone your own size- you know, someone with a MASSIVE head and brain damage from lip gloss abuse!!"
- Instead, Nikki told MacKenzie, "Wow is that Jessica spilling on the shirt she borrowed from you? That grape juice sure looks messy!"
- MacKenzie insults Nikki.
- Nikki thinks about something mean to say about MacKenzie, but decides to not say anything.
- MacKenzie pranks Nikki by putting water for her to slip on by her locker in front of BRANDON.
- MacKenzie blames Nikki for something she knows that Nikki didn't do.
- MacKenzie calls Nikki the "Garbage Bandit".
- Nikki refers to MacKenzie as the "horrendous, soul-less bully".
- MacKenzie starts to videotape Nikki squirming around in the dentist chair.
- MacKenzie takes embarrasing photos of Nikki and her mom.
- Nikki calls MacKenzie a "blood hungry shark".
- Nikki draws attention to MacKenzie and says that someone lost their wallet.
- MacKenzie lies about being Nikki's friend.
- MacKenzie covers up calling her ugly and dumb by saying that Nikki says all this about HERSELF.
- MacKenzie insults Nikki by saying she looks horrible.
- MacKenzie distracts Nikki by yelling "Dork alert!"
- MacKenzie tries to ruin her night.
- MacKenzie pushes Nikki out of the way to show off.
- MacKenzie insults Nikki's ponytail.
- MacKenzie laughs at Nikki.
- MacKenzie blows spitballs into Nikki's hair.
- MacKenzie steals Nikki's chicken fingers.
- MacKenzie throws Nikki's chicken fingers in the trash.
- MacKenzie tries to embarass Nikki.
- MacKenzie steals Nikki's bag.
- MacKenzie puts rotten eggs in Nikki's bag.
- MacKenzie insults Nikki.
- Nikki refers to Mackenzie as "an alien from planet NUTZO"
- Nikki says that Mackenzie is a PDD which stands for pathological, despate and delusional.
- MacKenzie tries to make Nikki feel nervous about who Brandon will ask.
- MacKenzie gets mad that Nikki doesn't care, so she grabs her notebook and tears out all her ideas for the dance.
- Nikki talks to MacKenzie like a 2-year-old, then walks away
- MacKenzie steals Nikki's notes and pretends that she took them instead.
- MacKenzie tries to pretend like it's her notebook and that Nikki drew something mean in it.
- MacKenzie lies about meeting Brandon at the animal shelter.
- MacKenzie spreads a rumor about how Nikki got Brandon to go trick or treating with her, Chloe, and Zoey.
- MacKenzie calls Nikki poor.
- Nikki snatches MacKenzie's phone out her hand and kicks her out.
- MacKenzie videotapes Nikki getting SUPERembarassing things from a store.
- MacKenzie tried to blackmail Nikki (AGAIN) into getting her an invite to Brandon's party (AGAIN!).
- Nikki devises a plan to get MacKenzie's video.
- MacKenzie sarcastically plays an invisible violin.
- Nikki sarcastically plays an invisible violin.
- Nikki starts trying to help MacKenzie feel better.
- MacKenzie blames Nikki for the robbery in her house.
- MacKenzie posted the embarrassing diaper video on YouTube.
The ship song for NiKenzie is "Misery Business" by Paramore. It is about two girls (Nikki and MacKenzie) who hate each other fighting over a boy (Brandon Roberts).
Nikki: I need to know...what’s your evil plan?
MacKenzie: [cocks head] What evil plan? I have no idea what you’re talking about.
—An exchange in The MacKenzie Mystery Continues