Kelso returns on New Year's Eve 1979 to celebrate, while Red and Kitty rethink their plans to move to Florida.

Kelso invites the gang to an expensive dinner but skips on the bill, leaving Eric and Donna in the restaurant with no money. The two of them decide to shed their "square" personalities and get back at the gang. Bob is upset that Red didn't offer him a job at Price Mart.

Donna finds a pair of panties in the Vista Cruiser and thinks that Eric is cheating on her with his lab partner. Everyone is in for a big shock when they find out who the panties really belong to. Red's doctor's appointment shows that he has high blood pressure, so Kitty puts him on a strict diet, which he finds inedible. Kelso gains a new nickname due to a mishap in the cafeteria.

Hyde returns from jail only to find Red beyond furious and ready to kick him out of the house. Afraid that he'll turn the other kids into dope fiends, Red asks Eric if Hyde has ever pressured him to do drugs in the past. Eric wonders if he should confess the truth to Red in order to keep him from forcing Hyde out. Elsewhere, Leo visits the Formans to speak on Steven's behalf while Donna uncovers the reason behind Jackie's new found obsession with Hyde.

The guys go see Star Wars and are all completely blown away by it. Red asks Eric to hang out with his boss's son now that he's started working at the plant full-time again. David was an awkward kid the last time Eric saw him, but now he's a hunk who likes reading Donna's short stories. Also, Laurie starts hitting on Kelso out of boredom.

The guys paint a pot leaf on the water tower and Kelso falls off trying to fix it because everyone thinks it looks like the finger. Instead of going to the hospital they go to Eric's cause his mom's a nurse. When Eric goes to get her he walks in on his parents having sex. Having trouble sleeping and not being able to look his parents in the eyes leads his parents to believe he's on drugs.

Eric, Hyde, Fez, Kelso and Leo go to Canada to get some beer. Unfortunately, they get stopped on their way back across the border because Fez lost his green card. Donna tries to convince Jackie that she's being scammed by a modeling agency. Red gets a bonus at work: a Beta Max so he can tape something now and watch it later, but he forgets a vital step in the process.

As punishment for being "dope-heads", Red gives Eric and Hyde a curfew. Laurie is all for it until she discovers that it applies to her too. Red booby-traps the house so that he'll know if there are any escape attempts, and keeps increasing the discipline, despite Kitty's pleas for leniency. Jackie is still trying to convince Hyde that she's the woman for him, but he's not buying it.

Kelso drops Jackie off in Chicago, but she is immediately homesick and reaches out to the gang for companionship. Eric finds out at the last minute that Kitty deliberately hid a letter outlining the vaccination shots he’s required to have before going to Africa for the year. He has his final Circle with the guys only to finally be busted by Red! As Eric says his good-byes to everyone, Hyde talks to Leo about his true feelings for Jackie and decides to follow her to Chicago…with disastrous results.

A Halloween episode filled with parodies of Alfred Hitchcock movies: "Rear Window", "Vertigo", "The Birds", "North By Northwest" and "Psycho".

It's Veteran's Day and the Formans are getting ready for their annual barbeque after the town parade. Trouble is that Bob, who was only in the National Guard and never saw any action, has inexplicably decided to throw his own barbeque in competition with the Formans. Hyde tells Jackie point blank that he's not interested, inspiring her to bring a date to the Formans' to make him jealous. This ploy causes Hyde to come to a horrifying realization about his true feelings for Jackie.

It's Kitty's birthday and the only one who remembers is Hyde. To make up for forgetting, Eric and Red agree to do the most horrifying thing imaginable. Meanwhile, Kelso plans to win Jackie back by being her friend, but it doesn't work the way he thinks it would. And Hyde learns something disturbing about Caroline when he drives her home in his new car.

Donna has had enough of the Golden State. She misses Eric, who, although she doesn't know it, is headed West - despite his parents' objections - to declare his love and bring her home. Kelso, however, has decided he has found the woman of his dreams in Annette, who is beautiful and believes in him. Back in Wisconsin, Jackie is a changed woman, thanks to a change in boyfriends.

It's career day and the gang must spend the day working with their parents. Eric goes to the hospital with Kitty and is amazed at all she has to deal with every day. Fez accompanies Hyde and interviews cafeteria lady "Gross Edna" while mother and son feud. Poor Michael spends the entire day trying to figure out what his dad does, while Donna is mortified by Bob's crazy promotional antics. And Red finally finds one of Eric's friends he likes: Jackie.

Prom night is fast approaching and Eric gets a motel room as part of his "spontaneous" plan to "do it" with Donna on the big night. When Jackie finds out that Kelso asked slutty Pam Macy to prom, she gets Hyde to take her out of pity. Fez wants to take his pretty English teacher to the prom. As for the adults, they struggle with how to respond to Midge's idea for her future career.

When Eric accidentally sees Donna's wedding dress, he unintentionally rips it. But he only makes things worse in an attempt to rectify the mistake. Kelso, Hyde and Fez get a canoe and Red is forced to find a sentimental wedding gift for Eric for his wedding.

Red reluctantly agrees to take Kitty ice fishing, which doesn't turn out to be as bad as he expected. Kelso accidentally makes a threat on the President, prompting the guys to be paranoid about everyone they meet in an attempt to hide from the government. Donna takes Jackie to a karate lesson that yields unexpected results.

When Donna gets 6 tickets to the Packers game, Eric convinces the gang to give one of them to his dad. Hyde offers to do a ticket stub switch with Kelso and Fez, but neither Kelso nor Fez really gets the concept. At the game, Jackie attempts to made Hyde miserable and an ecstatic Red is actually nice to Eric - until Eric buys a Chicago Bears jersey. Kitty and Bob watch the game together back home.

Eric loves having Hyde as a "brother" because he does all of Eric's chores but when his parents start to prefer Hyde he starts to hate him. Hyde changes from the conspiracy minded trouble-making guy Eric loves to a total bore. Midge and Bob are having relationship problems. Red's old war buddy comes back and Red finds out that he's a swinger.

Eric freaks out when Donna says 'I love you,' and all he can think of to say in return is 'I love cake.' Donna, not knowing how to deal with this, turns to Jackie for relationship advice. Midge kicks Bob out of the house; he stays with the Formans and Red has to act as a go-between to try to mend their marriage. Kelso gets a new leather jacket that he thinks makes him look like Marlon Brando, but the everyone else thinks he looks like the Fonz.

Donna moons in a yearbook picture; Jackie claims Hyde as her new best friend; Kitty "clears the air" about Eric and Donna having sex.

Kitty and Eric go to the Hub after a dentist appointment and catch Donna (who's drunk) skipping school with Casey. Neither Bob nor Joanne can exert any authority over Donna, so a frustrated Red intervenes while everyone watches. Meanwhile, Jackie suggests that Kelso kiss another girl so that they can reconcile. And Hyde and Fez try to decide what to do with some dead fish that they stole.

Eric skips school with Donna, Hyde, and Kelso for the first time in his life. Unbelievably, the gang finds a keg in the middle of the road and sees it as a sign that they should throw a party. Problems arise, however, when they all realize that there's no beer tap after the party is in full swing. Meanwhile, Red and Bob have their suspicions about what the kids are up to and launch a full scale search of Point Place.

Red gives Eric 40 bucks to buy a Christmas tree and says that he can keep the change for his party. So Eric, Hyde and Kelso cut down a tree off the interstate and keep the money. They spend the money on beer and Kelso buys Jackie a Christmas present. Laurie spikes the punch with rum and Jackie's friend's are all attracted to Fez all of the sudden. Red has to work on Christmas Eve and not long after he gets home cops show up at his door telling him that his Christmas tree was illegally obtained and that they have to confiscate it. Also Hyde has a thing for Donna.

Red's mother Bernice has once again managed to make everyone miserable during one of her visits. While driving his grandmother home, Eric lashes out and tells her that it wouldn't kill her to be nice once in a while. Bernice promptly drops dead, leaving Eric to think he killed her. The entire Forman family (including Laurie and Red's brother Marty) comes together for her funeral while Eric gets drunk at a bar with the guys.