EVERYONE is wearing a hat, I guess it was filmed on a street a few days prior to the 1906 quake in San Fran. Fedoras everywhere. Check out the Ladies hat at 3:02, ha ha!!!
http://www.youtube.com/watch_popup?v=NINOxRxze9k
http://www.youtube.com/watch_popup?v=NINOxRxze9k