Rick and his date get invited to Dave and June's apartment for dinner. After Dave talks to June about it, to make sure it's okay, he finds out that Rick's date is one of his old girlfriends. Someone he's never mentioned to June.
Harriet is keeping seventy books of trading stamps in a kitchen drawer, which the Women's Club has saved and plans to redeem for a fancy gift to give to their retiring president at this evening's banquet. In the meantime, Ozzie, Joe, and Darby find the books and cash them in on sporting goods for themselves.
To make some extra money, Rick agrees to substitute for the vacationing milkman. In addition to the hard-earned cash, Rick discovers the job has a fringe benefit - meeting a beautiful customer first thing every morning.
Ozzie and Harriet must replace their damaged sidewalk, and become sentimental over a section containing cement hand prints made by David and Ricky in 1945 when they were little. After saving the section, they don't know what to do with it.