Boy, 8, saves little sister's life thanks to John Cena prank
John Cena's appearance on a prank show while his toddler sister nearly choked to death.The boy, Jaxson Demsey, ended up saving the 20-month-old girl's life thanks to the lessons he learned from the professional wrestler-turned-actor on a Nickelodeon's "The Substitute.""In the very first episode, John Cena was on it, and in the last part, he showed how to save someone when they're choking," Jaxson told WNEP.Ironically, The Substitute" is actually a hidden camera prank show. In a 2020 episode, John played a CPR instructor named Mr.