Question: Unidentified Flying Oddball is a 1979 film adaptation of a book by the American writer who also wrote Adventures of Huckleberry Finn which is often called what?
Sentence (from "Unidentified Flying Oddball"): Unidentified Flying Oddball (also known as The Spaceman and King Arthur and A Spaceman in King Arthur's Court) is a 1979 film adaptation of Mark Twain's "A Connecticut Yankee in King Arthur's Court", directed by Russ Mayberry and produced by Walt Disney Productions.
Relevant evidence: Yes