"I spend more time with the President than anyone else and we have an incredibly candid and strong relationship," Kelly said in a statement Monday. "He always knows where I stand and he and I both know this story is total BS. I am committed to the President, his agenda, and our country. This is another pathetic attempt to smear people close to President Trump and distract from the administration's many successes."
https://www.usatoday.com/story/news/politics/onpolitics/2018/04/30/john-kelly-denies-reports-he-called-trump-idiot/567402002/