Prince Harry found himself in a tricky situation when King Charles was mentioned during a Michael Buble performance, according to a body language expert, while Meghan Markle had "no filter".The popular singer changed the lyrics to Frank Sinatra's classic My Way during a show that the Duke and Duchess of Sussex attended, hailing Harry as a "visionary" and sending "healing wishes" to the king who is facing a health battle after being diagnosed with cancer.The Royal couple were in Canada last week as part of their one-year countdown until the Invictus Games take place in Whistler, British Columbia. It was here they rubbed shoulders with celebs like singing superstar Michael at a lavish event.