The Beverly Hillbillies (1962)

S1E24 Jed Becomes a Banker

When Bill Hacker, a competing banker, dares Mr. Drysdale to a skeet shoot, Drysdale has to recruit Jed’s marksmanship by promoting him to a vice president at the bank. However, when Hacker discovers Drysdale's plan, he insists on choosing another employee for the contest. Spotting Granny tidying up Jed’s office and mistaking her for the cleaning staff, Hacker selects her instead. Little does he know, Granny is just as skilled with a gun as Jed is.