All-American couple who try to bridge the generation gap with their free-spirited son on a trip, frisky business and misunderstandings galore ensue, all funny, vibrant and charming.

Orphaned and left in the desert as an infant, Evil Roy Slade grew up alone—save for his teddy bear—and mean. As an adult, he is notorious for being the "meanest villain in the West"—so he's thrown for quite a loop when he falls for sweet schoolteacher Betsy Potter. There's also Nelson L. Stool, a railroad tycoon, who, along with his dimwitted nephew Clifford (Henry Gibson), is trying to get revenge on Evil Roy Slade for robbing him.

A father finds himself taking care of a family that, in addition to his son and three daughters, also consists of two sons-in-law and his youngest daughter's Chinese boyfriend.

Troubled young lass Margaret 'Peggy' Bardot candidly discusses her sexual hang-ups with a psychologist. Bardot's past negative experiences are related in flashback while the psychologist does his to figure out the root cause of her problems.

A young woman who is battling a rare blood disease must also fight against a greedy doctor who needs a heart-transplant donor, and has her in mind.