Every Friday evening, an unvarying ritual takes place in the little California bungalow of Chester A. Riley. Friday is payday! But today, as Riley's wife asks her usual question, a wary look comes into our hero's eyes, as he has to confess that with this week's check ... he bought a business! A hamburger stand in fact. He's through making the 'other' guy rich! He's going to make their family rich instead...