Sanford and Son Season 3 Episode 20
A woman, whom Fred once had a drunken fling with, stops by and becomes convinced that Grady is Fred. Grady is in shock and Lamont is no help trying to convince her otherwise. But Grady has an even bigger problem: The woman decides to hold him to the promise Fred made – marriage.
Serie: Sanford and Son
Episode Title: Will the Real Fred Sanford Please Do Something?
Air Date: 1974-02-22