What is the family joke about the no good dirty rotten pig stealing great great grandfather?

The family joke about the "no good dirty rotten pig stealing great great grandfather" likely refers to a humorous anecdote or tall tale about a mischievous ancestor known for their antics, particularly involving pigs or farm life. This character has become a playful legend in the family, symbolizing mischief and perhaps a bit of pride in their unconventional behavior. The phrase itself captures the spirit of lighthearted teasing, turning a potentially embarrassing family story into a beloved inside joke.