Pope Francis is a fan of their dad, they told The Post. During a trip to Italy with their parents, Sophia, Sistine and Scarlet Stallone met the pontiff, who told Sly in Italian, with the help of a translator, “We grew up with your films.”“He brought it up to him that he was watching the films and we all looked at each other like, ‘Oh my gosh,'” said Sophia, 27.