After an initial attack in the pouring rain, the walls of Helm""s Deep were scaled with ladders and then destroyed with explosives in the area of the sewer drain opening.They treated him like he was a f--king disease and they locked up all the kids who had made contact with him so they wouldn""t infect the others.The Historian noted: "At first, we didn""t know exactly what this was, but we""ve developed a theory.We feel that when citizens in your society were guilty of a crime against the state, they were forced to watch this.Here the fortunate ones through money or influence or luck might obtain exit visas and scurry to Lisbon, and from Lisbon to the New World.Filming took only a little more than a month, on a budget of $3.5 million, with a whopping domestic revenue take of $83.4 million.It was followed by a less funny ZAZ-lessAirplane II: The Sequel (1982)by director Ken Finkleman.After the success ofAirplane! (1980), ZAZ followed up with:Top Secret! (1984)- a spoof of espionage moviesRuthless People (1986)- an adaptation of an O.