The Flintstones (1960)

S2E9 The Little White Lie

Fred informs Wilma that he's heading to see a sick friend, but instead, he rushes off to a poker game where he scores a $200 win. To cover up his gambling, he lies to Wilma, claiming he stumbled upon the money. His relief quickly turns to panic when she decides to place an ad in the newspaper to find the rightful owner of the cash.