What episodes lucy's dad?

Lucy’s dad, known as Mr. Van Pelt, appears in several episodes of the animated series "Peanuts," particularly in "A Charlie Brown Christmas." His character is often portrayed as a hardworking individual who is somewhat oblivious to the emotional struggles of his daughter, Lucy. Notably, in various comic strips and adaptations, he serves as a comedic foil, highlighting Lucy's strong personality and her interactions with other characters. If you're referring to a specific series or context, please provide more details for an accurate response.