A high school substitute teacher takes over a class of geniuses.

The class imagines life 20 years in the future

The class puts on Grease

Janice tries to get first chair in the school orchestra

The team begins the competition without Eric, Arvid or Dennis.

The head of the English department takes some not-so-subtle action against Charlie's choice of "Hair" as the semester production.

The spirit of "Hair" leads the cast to go on with the show in defiance of Mrs. Hartman, who explains her objection to Charlie.

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.

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

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