There are few filmmakers who can say they established the formula for an entire genre of film. Well, the Zucker Brothers and Jim Abrahams certainly did! If you look at the most celebrated spoof films of the past 50 years, if they weren't made by them, they were inspired by them. It's hard to believe that some of their biggest hits almost didn't even get made. As David Zucker told Mashable's Executive Producer, Mark Stetson: " Airplane was turned down by every studio. Believe me, it's the story of my life!" Lucky for them, Michael Eisner, President of Paramount at the time, heard about the Airplane script and wanted to make it. "You're in," he said. "You don't even have to pitch this. I want to make this movie." Airplane ended up grossing $80million, over 5 times the film's budget. Their next project was a short-lived tv series called, Police Squad , which ended up being the precursor to Naked Gun films.…