Following on from an earlier post about meeting fellow ABers.
How about a flashmob, perhaps not as carefully orchestrated as some of the best but a time, date and location in central Britain is declared and folk have to turn up and at an appointed time don red gnome hats.
It could be so much fun, for the first hour folk are their poring over their phones/laptops/Ipads etc cautiously eyeing their fellow men and women wondering if they have correctly ID'd Chuck, DTC, Rowan, NoM, Smow, etc.....