"It's not going to be a good day." says Terry Welden, an 18-year-old scout from Granada Hills who is working as a Fuller Brush man this summer. "Mainly, fandom meetings, where the fans of monster relies or the lovers of San-Francisco-beat sci-fi writers get together. There's something on ecology, but they've beaten that into the ground, man, it will be a good day to party and do your...