When Paul Verhoeven followed up “Basic Instinct” with the strip club drama “Showgirls,” the film became a huge flop, hated by audiences and critics alike, and even ending the career of several people. But everyone loves a comeback story, and the first trailer for the upcoming documentary “You Don’t Nomi” is here to try and convince you that “Showgirls” was not only a good film, but it became a cult classic.