Michael Jackson said in a documentary that he only ever had two operations on his nose despite a seemingly ever-changing appearance. Following years of speculation, the King of Pop’s former bodyguard made a shocking revelation when he disclosed the “real reason” why Jackson went under the knife for the first time in 1979, RadarOnline.com has learned. Matt Fiddes, who worked with the music legend for more than a decade, said the chart-topping performer had long been subject to ridicule over the size of his nose on a recent episode of “The Steven Sulley Study” podcast, but that wasn’t why Jackso…