4.01: "Baby... Baby Not" (1)

Bart drives down to Springfield to see Marge in hospital, who is ready to have the baby, and he is shocked to discover that Homer is in hospital too, because of his cancer. Bart must choose between seeing the birth of his baby brother or standing by his dad.

4.02: "Baby... Baby Not" (2)

Homer manages to get up from his bed to see the birth of his new son, and Bart accompanies him. Marge and Homer agree to name the child James, and Bart becomes good friends with him, that is, until he realises what a prankster he really is.

4.03: "Married Away"

The day of Charlie and Amanda's wedding finally arrives, and everything seems to be going fine until Bart, the best man, loses the ring and realises that he is in big trouble if he cannot find it. Meanwhile, Amanda wakes up with a case of cold feet.

4.04: "New Roommates"

Whilst Charlie and Amanda are away on their honeymoon, (much to the dean's disappointment), Bart and Milhouse must find a new roommate, same with Linda and Emma. Bart is feeling too lonely to care about a new roommate, so he decides to try out "speed dating."

4.05: "The Cast and the Furious"

Bart decides to direct the upcoming Shrubsville College theatre production, and he begins to go over the top with changes and the cast begin to get fed up and go on strike. When the opening night finally arrives, he must meet up to their every demand.

4.06: "Two Ed's Are Better Than One"

When Bart and Milhouse decide on a roommate, they phone them up to deliver the news, but when two people claiming to be Ed show up, they are stuck on who to choose and must have a tournament to decide who would be better.

4.07: "Single Dark"

A storm in Shrubsville causes the college's power to go out, and Bart and his roommates must learn to survive together in a tough situation like this, but it all goes to Hell when they discover that all the food has gone missing.

4.08: "Lost in Race"

After Bart realises that he is getting slightly overweight again, Milhouse signs them both up for the Shrubsville marathon. Bart manages to get distracted during the marathon and ends up getting into a top secret plan with the mafia, but all he wants to do is run.

4.09: "Be Careful What You Fish For"

Bart, Milhouse and Ed decide to go on a fishing trip, and when Bart catches a large fish, he finds himself becoming the most popular person at Shrubsville College. Unfortunately, things get out of hand when Ron Frink announces that the fish could be contaminated.

4.10: "The May-trix"

A new girl called May comes to Shrubsville College and befriends the new female roommate, Alison, and she claims that she has special powers. Bart and the rest of the roommates begin to feel uncomfortable with her around, so Alsion tries to prove that May is normal.

4.11: "Christmas is Cancelled"

Bart and the others discover that the dean's favourite time of the year is Christmas, and he has cancelled the holiday at Shrubsville College once and for all. The students go on a strike, whilst Bart tries to find out what makes the dean hate Christmas so much.

4.12: "Daddy Day Scare"

Bart is shocked to discover that Homer has come all the way to Shrubsville to visit Bart, and he reveals that he hardly has any time. Bart is upset, and he tries to find a way to make the rest of Homer's days a blast, but he is scared when Homer goes into a coma during it all.

4.13: "Freaky Lieday"

When Milhouse accidentally sets fire to one of the seats in a science lab, he blames it on someone else and soon begins to take the advantage of lying and goes over the top with it, so it's up to Bart and Ed to get him to stop.

4.14: "Food Awakening"

Bart decides to enter the Shrubsville College eating contest for the cash prize, but his friends try to get him to reconsider after the past two adventures he has had after thinking he was overweight, but he is hard to convince when the prize is over one-thousand dollars.

4.15: "You Can't Teach an Old Hog New Tricks"

Milhouse convinces his roommates to throw a Luau in the dorm room, but first, a hog needs to be found to be the main feast. Unfortunately, it is harder than they thought when Alison bcomes attached to the hog, so they must try to take it away from her.

4.16: "The Honeymooners Return"

Charlie and Amanda return from their honeymoon, and they are shocked to discover that their former roommates prefer having Ed and Alison staying with them. Frustrated, they attempt to get the dean's permission to find a dorm room for two people, but they have to build one themselves.

4.17: "The Sex Files"

Bart feels embarassed for not losing his virginity when some of his "friends" around the college have, so he decides it's time he tries his chances with the girl he is currently going out with. When she finds out why he is acting so weird, she attempts to get her own back.

4.18: "Are You Afraid of the Spark?"

During a science exam, a spark almost hits Bart's eye, and he reveals that he is afraid of fire ever since a prank Maggie played on him a couple of years ago that got out of hand, so Milhouse and Ed agree to help him get over his fear before things get even worse.

4.19: "Charlie vs. Ed"

When Charlie gets suspcious of Amanda seeing Ed behind his back, he hires someone to follow his wife around to see whether it is the truth or not. After Amanda discovers the truth, she is angry at him for not trusting her so he tries to find a way to get her forgiveness.

4.20: "Saved by the Hell"

A trip to the church with Emma puts a fear of Hell in all of her roommates, and Bart and Milhouse soon begin to get paranoid and think they must kill themselves to get to Heaven to be with God, but they get knocked out and each have their on vision of life in Hell.

4.21: "The Messenger Boy"

The dean introduces a system where a selection of students take messages around the premises, and when it is Bart's turn, a secret plot to take over the college ensues in a system of messages from strange people, and he must find out who they are an expose the truth.

4.22: "Homer is Where the Heart is"

Bart realises that Homer is in a critical condition, and desperately tries to request permission to leave the college for a while to see him in hospital. Unfortunately the dean is harder to convince than Bart suspected.

4.23: "For the Love of Cod"

It is revealed that the dean is a vegetarian and he has banned all meat products and fish on the premises, so Milhouse and the other roommates attempt to change his mind. Meanwhile, Bart tries to find a way to make Homer's last days a blast in hospital.

4.24: "A Cure Formality"

Bart is desperate to find a cure to get his father better, unfortunately it is difficult. He decides to go on a journey around Springfield to talk to some people, and after some words of wisdom, he thinks that he has eventually found the cure, but he is too late.