John Lennon and Yoko Ono’s son, Sean Ono Lennon, lashed out at Prince Harry on X and did not hesitate in calling out the fiery-haired prince. “Actually, I am aware [that we have things in common],” the singer-songwriter stated. “We met once. That was before I realized he was an idiot.” “It was a pun,” he added. “But he deserves to be mocked after that todger episode. He’ll be fine.” The “todger” mention was a callback to a section in the royal rebels’ memoir, Spare, in which HRH spoke about his private parts getting frostbite which he then treated with his late mother, Diana, Princess of Wales…