Question: The only way that the valley could be flooded by rampaging water is that a dam was broken up river. Otherwise the water rises very slowly. Does the movie explain this? If so I missed it. In which way was that river flooded?
Question: A Trivia entry says that when the title of the film comes up, all the cars are Ford Focus's. Why did the director do that?
Answer: In the UK, at the time of filming the Ford Focus was a very popular family car. Not sure if it was the most popular but its definately a stereotypical family car. So its use would have been to signify that Kev's street is in a typical suburban area.
Question: When they are walking through the airport after the near crash, what song and what version of that song is playing in the background?
Chosen answer: "Tiny Dancer" by Elton John.
Question: According to the IMDB, Peter Tork has an uncredited cameo in this film. Does anyone know where in the movie his cameo is?
Answer: He's in the wizard-looking costume as the suits walk into the studio sound stage.
Answer: He's reportedly in the background during the scene where Kirshner, Harris and Van are discussing the Monkees' Hawaii concert tour.
Answer: Probably they have dismantled the coffer dam that was used while constructing the main dam. Hence, the flooding.
Good and reasonable last resort explanation - have the Coens ever addressed it?