The gang begin their senior year, but rather than it being a positive time, things turn sour when Zack and Slater clash over the new girl at school.

When the gang take part in a student-teacher exchange program, Zack becomes principal, Kelly a History teacher and Screech and Lisa the gym teachers. However, when Zack, Screech and Kelly clash over an exam, friendships are tested.

Screech's invention of a new spaghetti sauce wins him the admiration of a snobbish Beverly Hills rich girl named Robin, while Zack and the rest of the gang make a show for cable access television for communications class, which Mr. Belding is teaching. Written by Anonymous

Tori Scott, a tough, wise-talking, black leather-clad transfer student arrives at Bayside and she and Zack do not hit it off when Tori threatens to undermine his seniority. But Zack and Tori are reluctantly paired with each other for a class ad project, and Tori also helps Lisa plan the school's annual Fall Ball. Meanwhile, Lisa alienates the dance committee, until Tori comes to her rescue, helping with the planning and, in the process, proving to the gang that she can be cool. Written by Anonymous

When Lisa receives word that a recruiter from FIT wants to interview her, the gang help her put on a fashion show at The Max. However, the close working conditions mean Zack and Lisa grow close, leaving Screech brokenhearted and bitter.

Tori and Lisa form a Bayside teen line as a community service project, with Zack reluctantly joining. After she calls, Melissa, a girl in a wheelchair, goes on a date with him. He subsequently becomes overprotective of her, which begins to irritate her to the extreme. Meanwhile, Screech takes the wild younger brother of another troubled student under his wing. Written by Anonymous

Zack and Slater make a bet about who can kiss Tori first, with the school's annual masquerade ball seeming to be their best chance. However, Tori finds out, and plans revenge against both of them at the ball. Meanwhile, Lisa has a secret admirer, and thinks it is Zack, but it is Screech. Things take another turn when Mr. Belding accidentally receives Screech's love letter to Lisa and assumes it is from nearsighted teacher Mrs. Culpepper. Written by Anonymous

When Zack gets yet another after-school detention for using a cell phone on school grounds, he tries to sneak out for a while so he can appear on a radio call-in show at the Max and win a trip to Hawaii. But instead, the whole gang ends up in detention with him after many failed attempts to get him out. Written by Anonymous

Slater and his father fight over where A.C. will attend college, and Zack intervenes to fix it by attempting to impersonate Slater during a visit from a visiting congressman. Meanwhile, Jessie worries about college acceptances, convinced she may be rejected by all of them, whereas Screech learns he has been accepted to almost every college to which he applied because of his good grades. Written by Anonymous

The gang celebrate Lisa's win as Homecoming Queen with a toga party at football player Ox's house. But while driving home from the party in Lisa's mother's car, they get into an accident. Despite a little help from Tori in their attempts to cover it up, the scam is revealed and everything ends badly for everyone involved, including Zack who has to deal with his father. Written by Anonymous

For their science project, Screech and Kelly construct a machine which is supposed to reveal the compatibility between two people. It causes problems, however, when it seems to confirm Jessie's suspicion that Slater still has feelings for his old girlfriend, Jennifer, who has just moved to town. To add even more complication, Zack develops a crush on Jennifer, but she is still preoccupied with Slater. Written by Anonymous

Zack seems to get a great deal on senior rings for the class. But his dealer turns out to be a con artist and a fake, so Zack contrives things so that Screech dresses up as Ninja Screech to help pull off a scam of their own. Meanwhile, Tori bets with Lisa that she can go to a movie with Screech and not be mean to him. But Tori gets more than she bargained for when Screech falls for her. Written by Anonymous

On Valentine's Day, the gang reminisce and share memories of love and past romance.

The school fights over how to spend the money that an alumni has left the school. Zack, Slater, Screech, Ox and the rest of the guys want the money for boys' sports while Lisa, Tori, Ginger and the girls want it for girl's sports. So Mr. Belding decides to settle the conflict by having a sports competition between the boys' blue team and the girls' red team. But Zack resorts to unethical tactics when he sabotages the girls' oven during the bake-off contest, and when the girls find out, they plan their revenge, leading to an all-out war between the sexes. Written by Anonymous

Zack and Slater help along a teachers strike to avoid going to classes, but they find out that their academic championship game between the geeks from Bayside and Valley will be canceled as a result of the strike. Meanwhile, Jessie fills in for the absent Kelly at her job at the Max, while Screech comes down with a cold prior to the championship and Zack has to replace him. Written by Anonymous

Slater gets upset when his younger sister J.B. starts dating Zack before a 1950s Sock Hop at the Max. So, Slater tries to break them up setting up a double date between Zack and J.B., and him and Tori at the movies to prevent anything from happening. Meanwhile, Mr. Belding tries to make the boys get in touch with their male sensitivity by having them attend a sensitivity class. Written by Anonymous

Hijinks run all-round before the last dance of the school as the gang tries to raise money to hold their Senior Prom. But with the gym decorated for a play, Zack proposes a Western-themed square dance. Meanwhile, Zack tries to get Kelly to go with him as a date while Screech tries to find any date, until Lisa feels a little compassion and decides to attend with him. At the dance, Kelly is pursued by student Matt Wilson, while Slater and Jessie end up locked in the boiler room. Written by Anonymous

Zack creates a Girls of Bayside dating video in order to make enough money to buy a car, but when Screech mixes up the tapes and the others see what Zack has produced instead of the video yearbook he promised, everyone wants Zack's hide. Written by Anonymous

The gang forgets Screech's birthday! To make it up to him, they intend to throw him a surprise birthday party in Mr. Belding's office! With all the sneaking around in the hallways, Screech, as the new, bitter hall monitor, sends all his friends to detention. Will they be able to pull it off before Mr. Belding returns from looking for a lost student at the mall? Written by Smiley_Netta17