After promising that today's episode of "General Hospital" was "not to be missed" as the series has “been keeping a huge surprise under wraps," executive producer Frank Valentini got some good news today as the big reveal began trending worldwide just a short time ago. While live tweeting along with thousands of others, fans of the daytime drama series learned that actor Ian Buchanan had returned to the ABC soap after a 23-year absence. Of course, Soap Opera Network broke the story on Thursday, August 23.