Google CalendarGoogle Calendar has greatly improved since I first experimented with it. A nice feature is that you can overlay events from different sources, and build up your own private calendar, also with maps etc. ...
I have just added Google Calendar reminder buttons to the Fiddlers Various event pages. You can even have advance notifications of selected calendar events sent to your Mobile : Google SMS help
So far I have only added a few sessions and folk clubs, see the News pages below for Folk Clubs and for Sessions.
If you already are signed up for Google Calendar, clicking on the button below will allow you to add a continually updated copy of this KentFolk Folk Clubs and Sessions Calendar to your private (secure) list of viewable and copyable calendars; else it will take you to a Google page so that you can subscribe :