Sanford and Son - Season 4, Episode 23: The Older Woman.
Trailer
The fourth season returns again through a new series of events where Fred celebrates 35 years of unwanted work and espionage, and finds his intended talent: a letter written in his first letter that Rollo had a good price. Fred then learns that among the items that were recently stolen from the Frank Sinatra hotel room, there was a ring location. On the other hand, Fred is afraid the wedding bells will break his beautiful friendship after Grady announces that he is engaged with Dolly, so unique plots for the romantic hole.