A Christmas They Never Forgot - S8-E11
Continuity mistake: Every time they go outside during the blizzard, the keep talking about taking in wood, but yet the wood pile never changes throughout the whole show.
Little House on the Prairie (1974)
1 mistake in A Christmas They Never Forgot - chronological order
Albert Quinn Ingalls: Ma, please don't tell me I'm too young to know how I feel.
Caroline: I wasn't going to tell you that, and don't ever raise your voice to me while you live in this house.
The Voice of Tinker Jones - S1-E11
Trivia: Sean Penn is in this episode, albeit with no lines, always wearing the same blue shirt. His father directed this episode.