On Sunday, we linked up to a New York Times piece that explained in-depth how the now famous Super Bowl ad featuring Jay Leno, Oprah Winfrey and David Letterman came about. In short, it was a total CIA-like operation. Last night on his show, Leno gave his studio audience his own version of the story, saying that the past 18 years of animosity between the two late-night giants is all but gone. And they have the Super Bowl ad to thank for it. Leno tells the story below. Check it out.