Jed Clampett is told by a representative of an oil company that the swamp behind his shack is full of oil.

The Clampetts begin to settle in their new home in Beverly Hills, California.

Mr. Drysdale panics when Mrs. Drysdale comes back from Boston early, because she'll meet the Clampetts.

Sonny Drysdale decides he needs to be Pygmalion to Elly's Galatea and remake her from a hillbilly into a woman of society, while Granny uses love charms to heat up their relationship.

Granny and the rest of the Clampetts start a feud with the Drysdales since Sonny courted Elly May and then stood her up when granny suggested marriage.

Back home for Christmas, Elly May bonds with her old animal friends, while Pearl plays the piano for the "new" movie in town (the silent version of Ben Hur) to impress Mr. Brewster.

Since Mr. Brewster doesn't want to get married, but since the whole county knows that Cousin Pearl had her hat set for him, Jed comes up with a plan for her to save face by having Mr. Brewster proposed in public and then have her turn him down. Jed didn't count on Mr. Brewster's background in the...

The Clampetts pack up to return to Beverly Hills, so Jethrine tries to pack Jazzbo Depew. Elly says goodbye to her animals. Back in Beverly Hills, Miss Hathaway dresses the vamp to meet Jethro at the airport, and once home the feuding starts between Grannie and Pearl over who's running Grannie's ...

Grannie and Cousin Pearl are at each other's throats over who's going to take care of cooking and the house, so Jed has to find ways to keep them apart.

Grannie sets Elly May's dogs and the police on Cousin Pearl to stop her yodeling, making everyone mad at her. She becomes contrite when she thinks she'll get kicked out of the clan for it, until the police find her still and she thinks Pearl turned her in.

Granny can't stand Pearl's yodeling so she reports her to the police. When one of the officers takes Pearl out, Granny thinks she got Pearl in trouble and become sad and contrite. Meanwhile, the police find her still, and new trouble results.

Jed and Duke and his dog are all down without a woman in their lives.

Henry Jones shows up at the Clampett's, pretends to be an old friend and tries to sell the family the Hollywood Bowl, Griffith Park, and the freeway.

Mrs. Drysdale wants to get rid of the Clampett's before the arrival of Mrs. Smith-Standish, the head of a 'first family' historical society. But Smith-Standish goes to the Clampett's first and becomes enchanted with their antiques and way of life. She ropes Mrs. Drysdale's into helping with chore...

Miss Hathaway's brilliant-but-frumpy bank protegee Gloria is really a sultry gold-digger with eyes for Jed's $34 million, and Jed's just had his annual dose of Granny's spring tonic.

When an IRS agent gets chased away by Grannie, Mr. Drysdale tell him the story of how the Clampetts came to be rich and move to Beverly Hills.

Jed and Jethro go golfing with Leo Durocher, coach of the Los Angeles Dodgers, who wants to recruit Jethro as a pitcher when he sees how well he can throw.

Mlle. Denise comes back for the birth of her dog's puppies, and to see Jed.

Jed arranges a party to get Grannie out of her doldrums and invites the Drysdales.

When a couple who ran into the Clampett's car discover that they're rich, they fake injuries and sue the Clampetts.

Jethro needs a health certificate to graduate from the fifth grade, so he goes to the only doctor the Clampetts know about - Mrs. Drysdale's psychiatrist.

Jethro finally gets his bill of health from Dr. Twombly so he can graduate the fifth grade, but Twombly really wants to talk to Grannie again.

When Miss Hathaway gets sick and Mr. Drysdale has to speak at a conference, Jed decides helps out by running the bank and having Elly be his secretary.

Jed cheers up Grannie by pretending to be sick so she can doctor him.