https://cdnph.upi.com/ph/st/th/8011780836372/2026/upi/faf1ffcb6a95f4b4dfa2da96873b8b94/v1.5/Charlie-Puth-cancels-Orlando-show-due-to-illness.jpg" /> Singer-songwriter Charlie Puth canceled Saturday's show in Orlando, Fla. "I'm heartbroken, but I physically am unable to perform," he said.