I was sad to learn that Jack Horkheimer had died on August 20, 2010. It has been over a decade since I watched one of his presentations. Watching his quirky astronomy show on Alabama Public Television in the 1980s made him memorable to me. Back then I think his show was called Star Hustler though. Maybe some of the exposure to his shows made me later obtain a telescope. Here is his last show posted on YouTube. Keep looking up!