https://www.vice.com/en_us/article/43ezew/we-asked-mediums-to-ask-dead-people-what-the-scariest-halloween-costume-is Between a blond woman from former Yugoslavia named Karen, a World War I veteran with great posture, and Jimi Hendrix, the dead had a lot to say.. Between a blond woman from former Yugoslavia named Karen, a World War I veteran with great posture, and Jimi Hendrix, the dead had a lot to say.