Fonzie enters his shy, visiting cousin, Angie, into an Al's Drive-In sponsored publicity event for the "Magilla Book of Records" to help the timid teenager uncover his famous Fonzarelli self-confidence.

Tired of being treated like a servant in her own home and searching for self-worth, frustrated housewife, Marion Cunningham, gets a job at Al's Drive-In. But Al's teen customers start leaving when Marion's waitressing takes a back seat to motherly meddling, and an emergency meeting is called in the Fonz's office to decide her fate.