The Beverly Hillbillies 2x17

Some old love letters from Jethro lead mountain man Lafe Crick and his daughter Essiebelle to Beverly Hills. Jethro is looking forward to marrying Essiebelle until he sees how much weight she's gained. Essiebelle is not concerned as she loves a boy back in the hills. When Jed finds this out, he makes sure the wedding won't happen.