A series of conventions held in Danbury, CT and run by Kennedy Poyser and Victoria Poyser. (The name was from Danbury's importance in the hat trade in the 1800s and from the phrase "Mad as a hatter.")

This is a convention page. Please extend it by adding information about the convention, including dates, GoHs, convention chairman, location, sponsoring organization, external links to convention pages, awards given, the program, notable events, anecdotes, pictures, scans of publications, pictures of T-shirts, con reports, etc.