
A widowed mother and her five kids form a band and make a hit record, then travel around the country in a groovy school bus. The comedy contrasts life on the road with the cozy suburban life they return to after the show is over. There's feel-good music, hapless adults, scheming kids and heartthrob teens thrown in for good measure.

Shirley's parents become "mod" in an effort to put the zip back into their marriage.

Keith campaigns for a politician who likes Shirley.

The Partridges are isolated in a mountain cabin during a record-breaking rainstorm.

Greg, a former childhood friend of Laurie's, returns to town and reconnects; it turns out he is now a minister; they go out together and have a great time catching up on their lives; Laurie starts to fall for him; Shirley is worried.