Jed and Mr. Drysdale try matching Ellie with the bank's new CPA Fred Penrod (or Rod Fredpen) while Lafe continues to try to find where "Jed has his money buried".
Mr. Drysdale tries to get the Clampetts interested in deep sea fishing by sending them to Marineland. Thinking that it's a fishing hole, Granny wants to "catch the whale".
Dr Martin of the zoo keeps giving Ellie more critters than Granny can stand. While Jim Gardner (or Jim Garrrrr!) comes to sell "bug vittles" but ends up falling for Ellie.
Mr. Drysdale and Miss Jane help country musicians Lester Flatt and Earl Scruggs try to find a city woman for Jed the same way they found theirs, by holding auditions for backup singers.
It's tonic time in Beverly Hills. Granny's made a batch of tonic and sends a sample to their new neighbor, the Countess Maria. She loves it and throws a party to celebrate.
Mr. Drysdale is having a ground-breaking ceremony for a new bank building and the Clampetts think they need to pitch in to help build it. Meanwhile Mr. Drysdale's associates try to get stock market tips from Jed.
The Clampetts get a big food package from home and Mr. Drysdale's two associates, Mr. Lucus and Mr. Pendleton, think that the crawdads have something to do with the development of military reconnaissance technology.
Jed sends Elly to the Beverly Hills dress boutique he used to own (now the House of Maurice) to learn how to be a lady, where Mrs. Drysdale mistakes her for royalty.
Mr. Drysdale wants Jed to incorporate for the tax advantages. So the Clampetts take over the top floor of the Commerce Bank and start doing what they can to stimulate the economy by getting more money into the hands of more people.
Mr. Drysdale has a replica made of Jed's old cabin and sets it up in the Clampett's backyard to surprise a homesick Granny on her birthday. A coed with a sociology major thinks that they live there as the Drysdale's oppressed servants.
Mrs. Drysdale hires a demolition man to remove the Clampett's cabin. Mr. Drysdale decides to occupy the cabin so it can't be removed. The Clampetts think a "home wrecker" is breaking up the Drysdale's marriage.
Jethro's running late for his graduation ceremony despite his new watch. Mrs. Potts of Jethro's school is afraid that his attendance will jeopardize her chances for a new endowment. Skipper saves the day.
Mr. Drysdale buys Mammoth Pictures, a movie studio. Jed, Granny, Elly and Jethro try to "help" the studio, which is losing money, by working at the studio.
Mr. Drysdale tells the Clampetts that he is building a city on the location where Jed's movie studio is located. The Clampetts mistake a western prop town for the city.
The Clampetts are still at the studio hoping their "city" prospers. Mr. Drysdale is still trying to tear the studio down for his building project. A famous Hollywood columnist enlists Jed's help to save the studio.
Jed gets an honorary doctorate when he donates money to the college that Mr. Drysdale attended. Now the family thinks he can practice medicine, which doesn't sit well with Granny.
Mrs. Drysdale thinks she can get the hillbillies to move out by throwing herself at Jed. Meanwhile Granny is itching to fight her because she fell into the cement pond when Jed had to stop a fight between them earlier.
Jethro decides to enlist in one of the armed forces but he isn't sure which one. The Clampetts go to Marineland thinking that's where he would go to join the Marines.
An old friend from back in the hills is now an Elvis-like singing idol. The Clampetts misunderstand the situation and decide to help Johnny "get on his feet".
Mrs. Drysdale needs Jed to donate $190,000 to save the Beverly Hills Ballet, but he has his hands full trying to keep Granny from heading back to the hills, pushing all her stuff in a wheelbarrow.
The Clampetts still don't realize that Mr. Pinckney is their butler instead of their boarder. When he tries to leave them, Granny thinks he is trying to skip out on paying his rent.
Hospitalized for nerves from dealing with the hillbillies, Mrs. Drysdale threatens to stay there until Mr. Drysdale gets rid of them, and she even sends for a specialist. Unfortunately, the Clampett clan is on their way to visit her.