The Trumpster can't release his tax returns, because it will contradict his alternative facts. White House press secretary Spice Boy says, "Sometimes we disagree with the facts."
Yeah, it's deplorable, but the trumpflakes have decided that being deplorable is a good thing. That's right, good is now bad and bad is good, and that means the Trumpster is indeed a great man, which really means he's a horrible person, but in Trumpland up is down, and down is up. It's a trumped up new world.