Season 5

E1. Where's Charlie?

Sep 11, 1990

Charlie doesn't return for the new school year and the Kids are wondering where's Charlie? Charlie found an acting gig and left and now the students have a new teacher, Billy MacGregor.

E2. Twelve Angry Nerds

Sep 18, 1990

When Alan is caught cheating, Billy has the class act as a jury to decide his punishment.

E3. The Heartbreak Nerd

Sep 25, 1990

Arvid goes out with gorgeous Viki.

E4. And Then There Were None

Oct 2, 1990

Arvid's infectious flu may keep the class from performing in a Shakespeare competition.

E5. Getting Personal

Oct 9, 1990

Billy tries the personals ads.

E6. Napoleon Blown Apart

Oct 16, 1990

Inspired by his French class, Eric goes to ""find himself"" in Paris.

E7. Billy's Big One

Oct 23, 1990

Billy fakes a heart attack to circumvent a health-insurance bureaucrasy; the IHP girls try writing a romance novel.

E8. Dead Men Don't Wear Pocket Protectors (1)

Oct 30, 1990

After Billy is robbe, he has the class write papers on gun control, leading Arvid to a harrowing experience when he buys a gun for the assignment. (Part 1 of 2)

E9. Dead Men Don't Wear Pocket Protectors (2)

Nov 6, 1990

Bully Zach may have Arvid's missing gun. (Part 2 of 2)

E10. Fillmore vs. Billy Jean's

Nov 13, 1990

The IHP class behaves obnoxiously when their bus breaks down at a rural truck stop.

E11. Be My Baby . . . Sitter

Nov 20, 1990

Jasper's overprotective parents hire a babysitter for him -- and to his mortification, it turns out to be Sarah.

E12. Dancing Fools

Nov 27, 1990

Billy and Bernadette take dance lessons at the studio where Alex teaches, and where he's pursued by a woman.

E13. My Son the Primate

Dec 4, 1990

Arvid trains a chimp at his part-time pet store job and, rather than let it be sold, hides it in the classroom.

E14. The Importance of Being Alex

Dec 11, 1990

Simone's reputation suffers when Alex lies to his friends about a romance with her.

E15. Viki's Torn Genes

Dec 18, 1990

At Christmas, Billy helps Viki find her birth mother, but the woman doesn't want to see her.

E16. The Last Waltz

Jan 8, 1991

T.J. turns down Aristotle's invitation to the senior prom.

E17. Most Likely to Be Forgotten

Jan 15, 1991

The kids work on their yearbook, with Eric beginning to regret not having participated more extracurricularly.

E18. The Strange Case of Randy McNally

May 28, 1991

To save Dennis after a prank, Billy creates a fictional student -- who apparently gets the MIT scholarship Dennis wanted.

E19. My Dinner With Darlene

Jun 4, 1991

Darlene promises to treat the class to an elaborate farewell dinner, but then finds her credit card revoked.

E20. The Phantom of the Glee Club

Jun 11, 1991

The class learns T.J. is more than just a contemporary-style musician when Billy discovers her operatic talent.

E21. It Couldn't Last Forever (1)

Jun 18, 1991

With a wrecking ball ready to demolish the school, the IHP class waits to fund out who's to be valedictorian. (Part 1 of 2)

E22. It Couldn't Last Forever (2)

Jun 25, 1991

The IHP class graduates, with T.J. as valedictorian. (Part 2 of 2, and series finale)