his dad’s tirade, in which the 16-time Grammy winner mocked his kin for being poor and threatened to put his foot in his son’s “skinny motherf—ing a–.”“Recently my son and I had an argument that he chose to record,” the elder Franklin said in a video apology posted on Twitter on Saturday.“I felt extremely disrespected in that conversation and I lost my temper and I said words that are not appropriate and I am sincerely sorry to all of you.