1/4 Dancing with Princess Diana is John's favorite moment of the '80s. Photo: Anwar Hussein/WireImage 2/4 Kelly and John are also parents to daughter Ella. Photo: Kevork Djansezian/Getty Images 3/4 John admitted that his young son Ben helped his family move forward after the death of his firstborn, Jett. Photo: Marc Piasecki/FilmMagic 4/4 The actor's son, Jett, died unexpectedly from a seizure in 2009. Photo: Rogers and Cowan via Getty Images © ¡HOLA! Prohibida la reproducción total o parcial de este reportaje y sus fotografías, aun citando su procedencia. Más sobre: Princess Diana John Travolta Kelly Preston Más noticias sobre Princess Diana ¿Viste el 'fashion tribute' de Meghan Markle a la Princesa Diana? Prince William and Prince Harry reflect on Princess Diana together for the first time: ‘She was the... Princess Diana's best mom moments Inside Princess Diana's final birthday and how her family will come together to celebrate her this year