John Cena just learned one of the strangest pieces of Hannah Montana trivia, and his reaction was immediate disbelief. Appearing on The Tonight Show Starring Jimmy Fallon to promote his new film Little Brother , the WWE icon reflected on his 2010 guest appearance on the Disney Channel hit and joked that he never actually worked with Miley Cyrus. Instead, he remembered sharing scenes with “some kid” from the cast — only to find out that the actor in question, Jason Earles, was actually the exact same age as him. “I worked with some kid. Some young man, some kid who was on the show, 10 years old,” Cena joked. Fallon then informed him that Earles, who played Miley Stewart’s older brother Jackson, was around 33 when they filmed the episode. “Shut up! That’s not true. That is misinformation,” Cena replied. “Are you serious? Are you sure about that?” Even after Fallon confirmed the story, Cena remained unconvinced. “Not at all, I wasn’t aware until right now,” he said. “I still think I’m being punked.…