It’s Howie’s nickname. He’s Joe Kennedy III, even though his father was RFK. Hid great-grandfather, father and now him were all Joes. Joe Kennedy Jr., Jack’s older brother, died during the War. And please spare me the posts denigrating Joe Kennedy Jr.’s service. It makes you look small.
And we’re already hearing “Get Back” song parodies, as in “JoJo was a man who...”