The Bayside girls swim team is undefeated thanks to nationally ranked team captain Liz and new recruit Katie, but the boys team featuring Nicky and team captain Ryan is sinking fast. Eric has his eye on Shauna Elliot, a member of the girls team. After losing a meet against Westwood, The boys think they have no chance of beating Valley. So Eric decides to switch places with Maria so both can cover the swim teams for the school radio station. With the state finals coming up, Liz asks Screech for extra time in the pool. Screech tells the boys that their practice time will be cut to give the girls have a better chance of beating Valley. Katie has an idea on how to solve this conflict and Screech presents it to the girls team. At the other end, Maria is covering the boys team while Eric covers the girls. Ryan and Nicky play a phone prank on the girls, pretending that NBC Sports is doing a story on the girls. The prank ends up with Liz and the rest of the girls getting detention while th

Football season is coming up and Eric has been training hard to become the starting wide receiver. Coach Wagner stresses to the team to the importance of keeping their grades up. Eric is proud and happy when the coach tells him he's starting against Central High. But when Coach Wagner finds out Eric is taking a physics course he tells him to play it safe and drop that class. Eric is ready to quit the class when he has a conversation with his teammate Perkins who tells him the coach hasn't said a thing to him about dropping physics. Eric feels that the coach assumes that because he's black, he will have more trouble with a tough academic course than a white player would. He later tells Coach Wagner that he thinks his attitude toward black players is unfair, and he complains to his friends Ryan and Nicky too. During the game against Central, Coach Wagner talks to Eric about respect, but Eric doesn't respond and he sits out the rest of the game. The next day Eric goes to see Screech abo

Maria starts smoking marijuana and Screech is fearing for his job as Eric fills in for him while he's sick. Maria and Nicky are looking at the end of their relationship.

Katie and Eric begin taking all-natural herbal stimulants to help them keep up with the long hours they've been working, but after offering the herbs to a customer who passes out from over-exhaustion, they quickly learn about the little-known side effects of the drugs. Meanwhile, Maria becomes jealous when her ex-boyfriend Nicky starts dating Courtney, But she goes too far when convinces mall security guard Screech that Courtney is the thief that Screech has been looking for.

Desperate to find a good story for the school newspaper, Katie writes an unfair article about the football team.

Eric starts getting moody when he stops getting enough sleep.

Tony gets addicted to smoking cigars.

Katie is reluctant to do something when her boss starts sexually harassing her.

Liz's new boyfriend starts manipulating her into doing whatever he wants her to do.

Liz is devastated when she loses a swim meet.

The gang remembers old times when Tony is upset that his father wants him to move away.

Eric tricks the gang into making a music video about him.

Screech organizes a ""Get Out the Vote' drive at the mall and Ryan has to tell Rachel that she can't sing to save his band.

Nicky gets worried when Eric starts dating his cousin.

When the manager at the Max leaves, he places Maria temporarily in charge of it, but when Maria starts bossing Tony around, who also works there, he gets upset and their relationship almost collapses.

Movie theater employees Tony and Nicky start letting their friends into the theater for free which almost costs them their jobs.

When Christmas comes, the stores in the mall try to raise money for the poor little kids during the holiday season. However, the gang competes in the mall to see which one of their stores can out sell the other, not caring about the poor little kids who won't have a good Christmas.

Eric wants to become an honor cadet, but loses to a guy named Mark that Liz has a crush on. However, Eric soon learns that Liz changed Mark's answers on his test which made Mark the honor cadet in the first place.

Katie reads an unpleasant remark about her in Maria's journal, which eventually leads to a fight between her and Maria.

Everyone except for Ryan has found a job for the upcoming school year. Ryan finally gets a job at the computer store with Nicky until Nicky fires him. With Rachel in Boston, Maria feels left out when Katie starts hanging out with new student Liz Miller. The Max is revamped and now re-opened for business. Katie is desperate to find a job, even if it means lying on a resume which leads her into trouble.

Ryan has to deal with Rachel staying in Boston and later breaking up with him. Liz is bothered by Maria and Katie constantly comparing her to Rachel.

Maria, Tony, Katie, and Nicky are selected to compete for a game show where the couple who knows the most about each other will win a car. But when Maria and Tony are secretly chosen to cheat in order to win the car, they are faced with the decision of deceiving their friends or giving up the car.

Maria is neglected by her father.

As a class project, some of the Bayside students try their hand at operating the Max, but they nearly run it out of business. Then Scott takes over the management, much to Vicki's happiness.

The students are depressed about Bayside's closing and can't get very excited about the prom. Mr. McMillan shows up and says he now plans to tear down the school even before the prom is held. Desperate to stop him, Rachel is disguised as ""Nurse McGillicuddy"" and the kids fake an outbreak of ""Swiss measles,"" for which a phony quarantine is set up. The prom is back on. The gang finds out that Mr. McMillan was a lonely guy at Bayside, with only one friend, a girl named Sandy Bennett. They locate Ms. Bennett but she can't come to Bayside's 40th prom because of a previous engagement with her nephew. The prom has a 1959 theme. Former Bayside High students Lisa Turtle and A.C. Slater show up, then Zack Morris arrives with Ms. Bennett, who it turns out is his aunt. McMillan is reunited with his old friend and she convinces him to abandon his plans to tear down Bayside.