Knock Knock
A woodpecker (Woody) repeatedly pecks the roof of Andy Panda's and his father's home. Daddy sets out to stop it.
- Year : 1940
- Country : United States of America
- Genre : Animation, Comedy
- Studio : Walter Lantz Productions
- Keyword : roof, cartoon bear, irritation, cartoon bird, noise, cartoon panda, cartoon woodpecker
- Director : Alex Lovy, Walter Lantz
- Cast : Sara Berner, Mel Blanc