Head of the ClassS05E01

E1. Where's Charlie?

E2. Twelve Angry Nerds

E3. The Heartbreak Nerd

E4. And Then There Were None

E5. Getting Personal

E6. Napoleon Blown Apart

E7. Billy's Big One

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

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

E10. Fillmore vs. Billy Jean's

E11. Be My Baby . . . Sitter

E12. Dancing Fools

E13. My Son the Primate

E14. The Importance of Being Alex

E15. Viki's Torn Genes

E16. The Last Waltz

E17. Most Likely to Be Forgotten

E18. The Strange Case of Randy McNally

E19. My Dinner With Darlene

E20. The Phantom of the Glee Club

E21. It Couldn't Last Forever (1)

E22. It Couldn't Last Forever (2)