Ralph Macchio chats with ET’s Ash Crossan at the Los Angeles premiere of ‘Cobra Kai.’ The actor opens up about the series coming to an end, sharing his thoughts on how it all came together. Ralph also reacts to the idea of Hilary Swank returning to the ‘Karate Kid’ franchise in a possible cameo in the show’s final season or even its upcoming movie. ‘Cobra Kai’ season 6 part 1 drops July 18 on Netflix.